51. Measuring the Universe
by Albert Van Helden 
Price: USD 46.08
Dealer: Alibris, Kennys.ie via Alibris
Description: University of Chicago Press 1986 Trade paperback New Num Pages: 212 pages, 12ill. BIC Classification: PG. Category: (P) Professional & Vocational; (UP) Postgraduate, Research & Scholarly; (UU) Undergraduate. Dimension: 231 x 159 x 13. Weight in Grams: 306. 1986. Paperback.....We ship daily from our Bookshop. 

52. Measuring the Universe
by Albert Van Helden 
Price: USD 33.70
Dealer: ZVAB, Blackwell's
Description: ISBN10: 0226848825, ISBN13: 9780226848822, [publisher: University of Chicago Press 1986-09-01, Chicago] Softcover Language: ENG [London, United Kingdom] [Publication Year: 1986]  

53. Measuring the Universe; Cosmic Dimensions from Aristarchus to Halley
by Van Helden Albert 
Price: USD 10.00
Dealer: Biblio, BISON BOOKS - ABAC/ILAB
Description: Chicago: University Of Chicago Press, Date: 1986. Paperback. pp. viii, 203. 8vo. Light shelfwear, corners thumbed; very good. 1986. University Of Chicago Press ISBN 0226848825 9780226848822 [CA] 

54. Measuring the Universe; Cosmic Dimensions From Aristarchus to Halley
by Van Helden, Albert 
Price: USD 14.00
Dealer: Alibris, Bison Books via Alibris
Description: Chicago University Of Chicago Press 1986 Paperback pp. viii, 203. 8vo. Light shelfwear, corners thumbed; very good. 

55. Measuring the Universe; Cosmic Dimensions from Aristarchus to Halley
by Van Helden, Albert 
Price: USD 10.00
Dealer: Abebooks, BISON BOOKS - ABAC/ILAB
Description: ISBN10: 0226848825, ISBN13: 9780226848822, [publisher: University Of Chicago Press, Chicago] Softcover pp. viii, 203. 8vo. Light shelfwear, corners thumbed; very good. [Winnipeg, MB, Canada] [Publication Year: 1986]