1. GEOMETRIC DIFFERENTIATION FOR THE INTELLIGENCE OF CURVES AND SURFACES
by PORTEOUS  
Price: USD 63.00
Dealer: Biblio, DELHI BOOK STORE
Description: Cambridge University, Date: 1994. 2nd. Unknown Binding. New/New. 1994. Cambridge University ISBN 052139063X 9780521390637 [IN] 

2. Geometric Differentiation : For the Intelligence of Curves and Surfaces
by Ian R. Porteous 
Price: USD 32.79
Dealer: Biblio, ThriftBooks
Description: Cambridge University Press, Date: 1994. Hardcover. Very Good. May have limited writing in cover pages. Pages are unmarked. ~ ThriftBooks: Read More, Spend Less.Dust jacket quality is not guaranteed. 1994. Cambridge University Press ISBN 052139063X 9780521390637 [US] 

3. Geometric Differentiation
by IR. Porteous I. R. 
Price: USD 94.24
Dealer: Biblio, Cold Books
Description: Cambridge University Press CUP , pp. 301 . Hardback. Used. Cambridge University Press CUP ISBN 052139063X 9780521390637 [US] 

4. Geometric Differentiation: For the Intelligence of Curves and Surfaces
by I. R. Porteous 
Price: USD 41.20
Dealer: Biblio, Ergodebooks
Description: Cambridge University Press, Date: 1994-06-24. Hardcover. Good. 1994. Cambridge University Press ISBN 052139063X 9780521390637 [US] 

5. Geometric Differentiation: For the Intelligence of Curves and Surfaces
by I. R. Porteous 
Price: USD 38.06
Dealer: Biblio, Fireside Bookshop
Description: Cambridge: Cambridge University Press, Date: 1994. Cloth. Very Good/No d/j as Published. 8vo - over 7¾" - 9¾" tall. Type: Book N.B. Small plain label to ffep. 1994. Cambridge University Press ISBN 052139063X 9780521390637 [GB] 

6. Geometric Differentiation: For the Intelligence of Curves and Surfaces
by Porteous I. R. 
Price: USD 32.79
Dealer: Biblio, ThriftBooks
Description: Cambridge University Press, Date: 1994. Hardcover. Good. Pages can have notes/highlighting. Spine may show signs of wear. ~ ThriftBooks: Read More, Spend Less.Dust jacket quality is not guaranteed. 1994. Cambridge University Press ISBN 052139063X 9780521390637 [US] 

7. Geometric Differentiation: For the Intelligence of Curves and Surfaces
by Porteous Ian R. 
Price: USD 29.00
Dealer: Biblio, Blue Whale Books, ABAA
Description: Cambridge: Cambridge University Press, Date: 1994. First edition. hardcover, 8vo. Near Fine. Ever so slight rubbing to the pictorial boards. Internally free of markings. Always securely packed. Professional booksellers since 1994. Satisfaction guaranteed. 1994. Cambridge University Press ISBN 052139063x 9780521390637 [US] 

8. Geometric Differentiation: For the Intelligence of Curves and Surfaces.
by Porteous, Ian R.: 
Price: USD 55.47
Dealer: AbebooksDE, Antiquariat Bernhardt
Description: ISBN10: 052139063X, ISBN13: 9780521390637, [publisher: Cambridge University Press] Hardcover Zust: Gutes Exemplar. Einband berieben. Mit Kratzer auf dem Frontcover. XIII, 301 Seiten, Englisch 628g [Kassel, Germany] [Publication Year: 1994]  

9. Geometric Differentiation: For the Intelligence of Curves and Surfaces.
by Porteous, Ian R.: 
Price: USD 50.00
Dealer: ZVAB, Antiquariat Bernhardt
Description: ISBN10: 052139063X, ISBN13: 9780521390637, [publisher: Cambridge University Press] Hardcover Zust: Gutes Exemplar. Einband berieben. Mit Kratzer auf dem Frontcover. XIII, 301 Seiten, Englisch 628g [Kassel, Germany] [Publication Year: 1994]  

10. Geometric Differentiation: For the Intelligence of Curves and Surfaces
by I. R. Porteous 
Price: USD 38.70
Dealer: AbebooksUK, Fireside Bookshop
Description: ISBN10: 052139063X, ISBN13: 9780521390637, [publisher: Cambridge University Press] Hardcover Type: Book N.B. Small plain label to ffep. [Stroud, GLOS, United Kingdom] [Publication Year: 1994]  

11. Geometric Differentiation: For the Intelligence of Curves and Surfaces
by Porteous, I. R. 
Price: USD 94.99
Dealer: Abebooks, GF Books, Inc.
Description: ISBN10: 052139063X, ISBN13: 9780521390637, [publisher: Cambridge University Press] Hardcover Book is in Used-VeryGood condition. Pages and cover are clean and intact. Used items may not include supplementary materials such as CDs or access codes. May show signs of minor shelf wear and contain very limited notes and highlighting. 1.4 [Hawthorne, CA, U.S.A.] [Publication Year: 1994]  

12. Geometric Differentiation: For the Intelligence of Curves and Surfaces
by Porteous, I. R. 
Price: USD 29.77
Dealer: Abebooks, Seattle Goodwill
Description: ISBN10: 052139063X, ISBN13: 9780521390637, [publisher: Cambridge University Press] Hardcover May have some shelf-wear due to normal use. Your purchase funds free job training and education in the greater Seattle area. Thank you for supporting Goodwills nonprofit mission! [Seattle, WA, U.S.A.] [Publication Year: 1994]  

13. Geometric Differentiation: For the Intelligence of Curves and Surfaces
by Porteous, I. R. 
Price: USD 32.75
Dealer: Abebooks, ThriftBooks-Dallas
Description: ISBN10: 052139063X, ISBN13: 9780521390637, [publisher: Cambridge University Press] Hardcover Pages can have notes/highlighting. Spine may show signs of wear. ~ ThriftBooks: Read More, Spend Less 1.4 [Dallas, TX, U.S.A.] [Publication Year: 1994]  

14. Geometric Differentiation: For the Intelligence of Curves and Surfaces
by Porteous, I. R. 
Price: USD 30.96
Dealer: AbebooksUK, Mispah books
Description: ISBN10: 052139063X, ISBN13: 9780521390637, [publisher: Cambridge University Press] Hardcover Like New [Redhill, SURRE, United Kingdom] [Publication Year: 1994]  

15. Geometric Differentiation: For the Intelligence of Curves and Surfaces
by Porteous, Ian R. 
Price: USD 29.00
Dealer: Abebooks, Blue Whale Books, ABAA
Description: ISBN10: 052139063X, ISBN13: 9780521390637, [publisher: Cambridge University Press, Cambridge] Hardcover First Edition Ever so slight rubbing to the pictorial boards. Internally free of markings. Always securely packed. Professional booksellers since 1994. Satisfaction guaranteed. [Charlottesville, VA, U.S.A.] [Publication Year: 1994]  

16. Geometric Differentiation: for the Intelligence of Curves and Surfaces
by I. R. Porteous 
Price: USD 48.31
Dealer: Alibris, Fireside Bookshop via Alibris
Description: Cambridge University Press 1994 Cloth Very Good in No d/j as Published jacket Size: 8vo-over 7¾"-9¾" tall; Type: Book N.B. Small plain label to ffep. 

17. Geometric Differentiation: for the Intelligence of Curves and Surfaces
by Porteous, I. R. 
Price: USD 28.77
Dealer: Alibris, Seattle Goodwill via Alibris
Description: Cambridge University Press 1994 Hard cover May have some shelf-wear due to normal use. Your purchase funds free job training and education in the greater Seattle area. Thank you for supporting Goodwill's nonprofit mission! 

18. Geometric Differentiation: for the Intelligence of Curves and Surfaces
by Porteous, I. R. 
Price: USD 28.75
Dealer: Alibris, ThriftBooks-Baltimore via Alibris
Description: Cambridge University Press 1994 Hardcover Good Pages can have notes/highlighting. Spine may show signs of wear. ~ ThriftBooks: Read More, Spend Less. 

19. Geometric Differentiation: for the Intelligence of Curves and Surfaces
by Porteous, I. R. 
Price: USD 28.75
Dealer: Alibris, ThriftBooks-Baltimore via Alibris
Description: Cambridge University Press 1994 Hardcover Very good May have limited writing in cover pages. Pages are unmarked. ~ ThriftBooks: Read More, Spend Less. 

20. Geometric Differentiation
by I.R. Porteous 
Price: USD 96.34
Dealer: Abebooks, Books Puddle
Description: ISBN10: 052139063X, ISBN13: 9780521390637, [publisher: Cambridge University Press CUP] Hardcover pp. 301 [New York, NY, U.S.A.] [Publication Year: 1994]  

21. Geometric Differentiation
by Porteous I.R. 
Price: USD 104.70
Dealer: AbebooksUK, Majestic Books
Description: ISBN10: 052139063X, ISBN13: 9780521390637, [publisher: Cambridge University Press] Hardcover pp. 301 [Hounslow, United Kingdom] [Publication Year: 1994]