51. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan, David Ewing 
Price: USD 3.00
Dealer: Abebooks, HPB-Ruby
Description: ISBN10: 0380793245, ISBN13: 9780380793242, [publisher: Harper Perennial] Softcover Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority! [Dallas, TX, U.S.A.] [Publication Year: 1999]  

52. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan, David Ewing 
Price: USD 46.86
Dealer: Abebooks, Hafa Adai Books
Description: ISBN10: 0380793245, ISBN13: 9780380793242, [publisher: Harper Perennial] Softcover [Moncks Corner, SC, U.S.A.] [Publication Year: 1999]  

53. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan, David Ewing 
Price: USD 4.54
Dealer: Abebooks, Half Price Books Inc.
Description: ISBN10: 0380793245, ISBN13: 9780380793242, [publisher: Harper Perennial] Softcover Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority! [Dallas, TX, U.S.A.] [Publication Year: 1999]  

54. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan, David Ewing 
Price: USD 15.97
Dealer: Abebooks, Irish Booksellers
Description: ISBN10: 0380793245, ISBN13: 9780380793242, [publisher: Harper Perennial] Softcover SHIPS FROM USA. Used books have different signs of use and do not include supplemental materials such as CDs, Dvds, Access Codes, charts or any other extra material. All used books might have various degrees of writing, highliting and wear and tear and possibly be an ex-library with the usual stickers and stamps. Dust Jackets are not guaranteed and when still present, they will have various degrees of tear and damage. All images are Stock Photos, not of the actual item. [Portland, ME, U.S.A.] [Publication Year: 1999]  

55. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan, David Ewing 
Price: USD 15.25
Dealer: Abebooks, Lucky's Textbooks
Description: ISBN10: 0380793245, ISBN13: 9780380793242, [publisher: Harper Perennial] Softcover [Dallas, TX, U.S.A.] [Publication Year: 1999]  

56. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan, David Ewing 
Price: USD 6.00
Dealer: Abebooks, Open Books West Loop
Description: ISBN10: 0380793245, ISBN13: 9780380793242, [publisher: January 2014] Softcover [Chicago, IL, U.S.A.] [Publication Year: 2014]  

57. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan, David Ewing 
Price: USD 5.68
Dealer: Abebooks, Orion Tech
Description: ISBN10: 0380793245, ISBN13: 9780380793242, [publisher: Harper Perennial] Softcover [Kingwood, TX, U.S.A.] [Publication Year: 1999]  

58. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan, David Ewing 
Price: USD 17.99
Dealer: Abebooks, Russell Books
Description: ISBN10: 0380793245, ISBN13: 9780380793242, [publisher: Harper Perennial] Softcover Special order direct from the distributor [Victoria, BC, Canada] [Publication Year: 1999]  

59. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan, David Ewing 
Price: USD 3.99
Dealer: Abebooks, St Vincent de Paul of Lane County
Description: ISBN10: 0380793245, ISBN13: 9780380793242, [publisher: Harper Perennial] Softcover Paperback The item is fairly worn but still readable. Signs of wear include aesthetic issues such as scratches, worn covers, damaged binding. The item may have identifying markings on it or show other signs of previous use. May have page creases, creased spine, bent cover or markings inside. Packed with care, shipped promptly. [Eugene, OR, U.S.A.] [Publication Year: 1999]  

60. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan, David Ewing 
Price: USD 12.00
Dealer: Abebooks, The Book House, Inc. - St. Louis
Description: ISBN10: 0380793245, ISBN13: 9780380793242, [publisher: Harper Perennial] Softcover Very Good softcover [St. Louis, MO, U.S.A.] [Publication Year: 1999]  

61. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan, David Ewing 
Price: USD 55.10
Dealer: Abebooks, Wizard Books
Description: ISBN10: 0380793245, ISBN13: 9780380793242, [publisher: Harper Perennial] Softcover New [Long Beach, CA, U.S.A.] [Publication Year: 1999]  

62. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan, David Ewing 
Price: USD 5.69
Dealer: Abebooks, Wonder Book
Description: ISBN10: 0380793245, ISBN13: 9780380793242, [publisher: Harper Perennial] Softcover Very Good condition. A copy that may have a few cosmetic defects. May also contain a few markings such as an owner's name, short gifter's inscription or light stamp. [Frederick, MD, U.S.A.] [Publication Year: 1999]  

63. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan, David Ewing 
Price: USD 5.72
Dealer: Abebooks, ZBK Books
Description: ISBN10: 0380793245, ISBN13: 9780380793242, [publisher: Harper Perennial] Softcover Pages and cover are intact. Used book in good and clean conditions. Limited notes marks and highlighting may be present. May show signs of normal shelf wear and bends on edges. Item may be missing CDs or access codes. May include library marks. [Carlstadt, NJ, U.S.A.] [Publication Year: 1999]  

64. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan, David Ewing 
Price: USD 23.46
Dealer: AbebooksUK, Pieuler Store
Description: ISBN10: 0380793245, ISBN13: 9780380793242, [publisher: Harper Perennial] Softcover Book is in NEW condition. Satisfaction Guaranteed! Fast Customer Service!! [Suffolk, United Kingdom] [Publication Year: 1999]  

65. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan, David Ewing 
Price: USD 12.62
Dealer: AbebooksUK, Pieuler Store
Description: ISBN10: 0380793245, ISBN13: 9780380793242, [publisher: Harper Perennial] Softcover 100% Customer Satisfaction Guaranteed ! The book shows some signs of wear from use but is a good readable copy. Cover in excellent condition. Binding tight. Pages in great shape, no tears. Not contain access codes, cd, DVD. [Suffolk, United Kingdom] [Publication Year: 1999]  

66. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan, David Ewing 
Price: USD 5.48
Dealer: ZVAB, Wonder Book
Description: ISBN10: 0380793245, ISBN13: 9780380793242, [publisher: Harper Perennial] Softcover Very Good condition. A copy that may have a few cosmetic defects. May also contain a few markings such as an owner's name, short gifter's inscription or light stamp. [Frederick, MD, U.S.A.] [Publication Year: 1999]  

67. CALENDAR: HUMANITY'S EPIC STRUGGLE TO DETERMINE A TRUE AND ACCURATE YE
by Duncan David Ewing 
Price: USD 8.95
Dealer: Biblio, Columbia Books, Inc. ABAA/ILAB
Description: Date: 1999. 1999 Duncan, David Ewing CALENDAR: HUMANITY'S EPIC STRUGGLE TO DETERMINE A TRUE AND ACCURATE YEAR NY: Avon Bard Books, c1999 First printing 328pp, index 8vo Fine trade softcover copy. 1999. ISBN 0380793245 9780380793242 [US] 

68. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Ye
by Duncan, David Ewing 
Price: USD 8.95
Dealer: Alibris, Columbia Books via Alibris
Description: Harper Perennial 1999 Trade paperback 1999 Duncan, David Ewing CALENDAR: HUMANITY'S EPIC STRUGGLE TO DETERMINE A TRUE AND ACCURATE YEAR NY: Avon Bard Books, c1999 First printing 328pp, index 8vo Fine trade softcover copy. 

69. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year (Paperback Or Softback)
by Duncan, David Ewing 
Price: USD 15.73
Dealer: Alibris, BargainBookStores via Alibris
Description: Harper Perennial 6/1/1999 Paperback or Softback New in New jacket Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year (Paperback or Softback) 

70. Calendar: Humanity's Epic Struggle To Determine A True And Accurate Year
by Duncan David Ewing 
Price: USD 13.50
Dealer: Biblio, Vintage-Books
Description: New York: Avon Books. VG In Wraps. Pages Lightly Toning. Text Clean, Binding Tight. Pages: 328.. Date: 1999. Trade Paperback.. 1999. Avon Books ISBN 0380793245 9780380793242 [US] 

71. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by David Ewing Duncan 
Price: USD 2.44
Dealer: Biblio, BookHolders
Description: Excellent. [ No Hassle 30 Day Returns ][ Ships Daily ] [ Underlining/Highlighting: NONE ] [ Writing: None ] ISBN 0380793245 9780380793242 [US] 

72. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by David Ewing Duncan 
Price: USD 6.00
Dealer: Biblio, Dunaway Books
Description: Harper Perennial, June Date: 1999. Paper Back. Good. 1999. Harper Perennial ISBN 0380793245 9780380793242 [US] 

73. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by David Ewing Duncan 
Price: USD 21.41
Dealer: Biblio, Revaluation Books
Description: Harper Perennial, Date: 1999. Paperback. New. reprint edition. 328 pages. 8.25x5.50x0.75 inches. 1999. Harper Perennial ISBN 0380793245 9780380793242 [GB] 

74. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by David Ewing Duncan 
Price: USD 6.00
Dealer: Biblio, Still Fond and More
Description: New York: Avon Books, June Date: 1998. Trade Paperback. Used - Very Good/No Jacket. Avon Books, 1998, Trade Paperback, Very Good Condition. A book with minimal wear, with no tears present. All covers and pages are present and intact with no marks, except for previous owners name. 1998. Avon Books ISBN 0380793245 9780380793242 [US] 

75. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by David Ewing Duncan 
Price: USD 10.88
Dealer: Biblio, The Book Nook
Description: Harper Perennial, June Date: 1999. Trade . 4.1 PB extra nice +5%. 1999. Harper Perennial ISBN 0380793245 9780380793242 [US] 

76. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by David Ewing Duncan 
Price: USD 15.00
Dealer: Biblio, The Edmonton Book Store
Description: New York: Bard Press, Date: 1998. First edition. Paperback. Very Good/No Dj. 8vo. pp. 266, paperback edition 1998. Bard Press ISBN 0380793245 9780380793242 [CA] 

77. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by David Ewing Duncan 
Price: USD 19.36
Dealer: Biblio, books4U2day
Description: Harper Perennial, Date: 1999-06-01. Paperback. Very Good. Nice looking book, has minor edge wear. 1999. Harper Perennial ISBN 0380793245 9780380793242 [US] 

78. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan David Ewing 
Price: USD 6.15
Dealer: Biblio, Blue Vase Books LLC
Description: UsedAcceptable. The item is very worn but continues to work perfectly. Signs of wear can include aesthetic issues such as scratches, dents, worn and creased covers, folded page corners and minor liquid stains. All pages and the cover are intact, but the dust cover may be missing. Pages may include moderate to heavy amount of notes and highlighting, but the text is not obscured or unreadable. Page edges may have foxing (age related spots and browning). May NOT include discs, access code or other supplemental materials. ISBN 0380793245 9780380793242 [US] 

79. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan David Ewing 
Price: USD 6.25
Dealer: Biblio, Chapter II
Description: Harper Perennial, Date: 1999-05-31. paperback. Very Good. 5x0x8. Each book is inspected by store owner/staff.Very little sign of wear. Remainder marked. 1999. Harper Perennial ISBN 0380793245 9780380793242 [US] 

80. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan David Ewing 
Price: USD 9.26
Dealer: Biblio, Ergodebooks
Description: Harper Perennial, Date: 1999-06-01. Reprint. paperback. Used: Good. 1999. Harper Perennial ISBN 0380793245 9780380793242 [US] 

81. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan David Ewing 
Price: USD 17.01
Dealer: Biblio, Ergodebooks
Description: Harper Perennial, Date: 1999-06-01. Reprint. paperback. Used:Good. 1999. Harper Perennial ISBN 0380793245 9780380793242 [US] 

82. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan David Ewing 
Price: USD 5.46
Dealer: Biblio, Gulf Coast Books
Description: Harper Perennial, Date: 1999-06-01. Paperback. Good. 5x0x8. 1999. Harper Perennial ISBN 0380793245 9780380793242 [US] 

83. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan David Ewing 
Price: USD 8.16
Dealer: Biblio, Mediaoutletdeal1
Description: Harper Perennial, Date: 1999-06-01. Paperback. New. 1999. Harper Perennial ISBN 0380793245 9780380793242 [US] 

84. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan David Ewing 
Price: USD 10.80
Dealer: Biblio, Mediaoutletdeal1
Description: Harper Perennial, Date: 1999-06-01. Paperback. Like New. 1999. Harper Perennial ISBN 0380793245 9780380793242 [US] 

85. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan David Ewing 
Price: USD 5.46
Dealer: Biblio, Orion LLC
Description: Harper Perennial, Date: 1999-06-01. paperback. Good. 5x0x8. 1999. Harper Perennial ISBN 0380793245 9780380793242 [US] 

86. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan David Ewing 
Price: USD 17.99
Dealer: Biblio, Russell Books Ltd
Description: Harper Perennial. New. Special order direct from the distributor Harper Perennial ISBN 0380793245 9780380793242 [CA] 

87. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan David Ewing 
Price: USD 3.99
Dealer: Biblio, St. Vinnie's Charitable Books
Description: Harper Perennial. Used - Acceptable. Paperback The item is fairly worn but still readable. Signs of wear include aesthetic issues such as scratches, worn covers, damaged binding. The item may have identifying markings on it or show other signs of previous use. May have page creases, creased spine, bent cover or markings inside. Packed with care, shipped promptly. Harper Perennial ISBN 0380793245 9780380793242 [US] 

88. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan David Ewing 
Price: USD 12.00
Dealer: Biblio, The Book House - St. Louis
Description: Harper Perennial, Date: 1999. Very Good softcover. Softcover. Very Good. 1999. Harper Perennial ISBN 0380793245 9780380793242 [US] 

89. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan David Ewing 
Price: USD 5.10
Dealer: Biblio, Wonder Book
Description: Harper Perennial. Used - Very Good. Very Good condition. A copy that may have a few cosmetic defects. May also contain a few markings such as an owner’s name, short gifter’s inscription or light stamp. Harper Perennial ISBN 0380793245 9780380793242 [US] 

90. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan David Ewing 
Price: USD 5.10
Dealer: Biblio, Wonder Book
Description: Harper Perennial. Used - Good. Good condition. With remainder mark. A copy that has been read but remains intact. May contain markings such as bookplates, stamps, limited notes and highlighting, or a few light stains. Bundled media such as CDs, DVDs, floppy disks or access codes may not be included. Harper Perennial ISBN 0380793245 9780380793242 [US] 

91. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by David Ewing Duncan 
Price: USD 1.39
Dealer: Alibris, BookHolders via Alibris
Description: Harper Perennial 1999 Reprint Trade paperback Excellent [ No Hassle 30 Day Returns ] [ Edition: Reprint ] Publisher: Harper Perennial Pub Date: 6/1/1999 Binding: Paperback Pages: 328. 

92. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by David Ewing Duncan 
Price: USD 6.00
Dealer: Alibris, Dunaway Books via Alibris
Description: Harper Perennial 1999 Paper Back Good 

93. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by David Ewing Duncan 
Price: USD 6.00
Dealer: Alibris, Still Fond and More via Alibris
Description: Avon Books 1999 Trade Paperback Used-Very Good. No Jacket Avon Books, 1998, Trade Paperback, Very Good Condition. A book with minimal wear, with no tears present. All covers and pages are present and intact with no marks, except for previous owners name. 

94. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan, David Ewing 
Price: USD 2.16
Dealer: Alibris, Blue Vase Books via Alibris
Description: Harper Perennial 1999 Trade paperback Fair The item is very worn but continues to work perfectly. Signs of wear can include aesthetic issues such as scratches, dents, worn and creased covers, folded page corners and minor liquid stains. All pages and the cover are intact, but the dust cover may be missing. Pages may include moderate to heavy amount of notes and highlighting, but the text is not obscured or unreadable. Page edges may have foxing (age related spots and browning). May NOT include discs, access code or other supplemental materials. 

95. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan, David Ewing 
Price: USD 1.48
Dealer: Alibris, Books For Life via Alibris
Description: Harper Perennial 1999 Softcover Book is in good condition. Minimal signs of wear. It May have markings or highlights but kept to only a few pages. May not come with supplemental materials if applicable. 

96. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan, David Ewing 
Price: USD 6.25
Dealer: Alibris, Chapter II via Alibris
Description: Harper Perennial 1999-05-31 paperback Very Good Size: 5x0x8; Each book is inspected by store owner/staff. Very little sign of wear. Remainder marked. 

97. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan, David Ewing 
Price: USD 4.32
Dealer: Alibris, EBOOKSNORTHSHORE via Alibris
Description: Harper Perennial 1999-05-31 paperback Like New Size: 5x0x8; Excellent Trade PB: NO page markings, Very light page edge toning, Very Clean, Tight, NO spine creasing, Very light shelf edge wear, Very light corner wear. Choose Expedited or 2 day for faster delivery. 

98. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan, David Ewing 
Price: USD 1.98
Dealer: Alibris, Gulf Coast Books via Alibris
Description: Harper Perennial 1999-06-01 Paperback Good Size: 5x0x8; 

99. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan, David Ewing 
Price: USD 3.50
Dealer: Alibris, HPB Inc. via Alibris
Description: Harper Perennial 1999 Paperback Very good Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority! 

100. Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year
by Duncan, David Ewing 
Price: USD 3.50
Dealer: Alibris, HPB Inc. via Alibris
Description: Harper Perennial 1999 Paperback Very good Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority!