1. Cracking Rocks and Defending Democracy: Kirtley Fletcher Mather scientist teacher social activist 1888 1978
by Bork Kennard Baker 
Price: USD 30.00
Dealer: ABAA, Bolerium Books Inc., ABAA/ILAB
Description: San Francisco: Pacific Division AAAS, Date: 1994. Hardcover. vi, 336p., preface, epilog, chapter notes, references, index, illustrated with glossy plates from b&w photographs, limited first edition of 500 copies bound in red cloth boards and gilt. Has a mildly musty smell, otherwise a clean sound very good copy. Chicago-born and raised geologist and social activist. 1994. Pacific Division AAAS ISBN 0934394091 US 

2. Cracking Rocks and Defending Democracy: Kirtley Fletcher Mather scientist teacher social activist 1888 1978
by Bork Kennard Baker 
Price: USD 30.00
Dealer: Biblio, Bolerium Books Inc., ABAA/ILAB
Description: San Francisco: Pacific Division AAAS, Date: 1994. Hardcover. vi, 336p., preface, epilog, chapter notes, references, index, illustrated with glossy plates from b&w photographs, limited first edition of 500 copies bound in red cloth boards and gilt. Has a mildly musty smell, otherwise a clean sound very good copy. Chicago-born and raised geologist and social activist. 1994. Pacific Division AAAS ISBN 0934394091 9780934394093 [US] 

3. Cracking Rocks and Defending Democracy: Kirtley Fletcher Mather Scientist Teacher Social Activist 1888 1978
by Bork Kennard Baker 
Price: USD 100.99
Dealer: Biblio, Bonita
Description: hardcover. Good. Access codes and supplements are not guaranteed with used items. May be an ex-library book. ISBN 0934394091 9780934394093 [US] 

4. Cracking Rocks and Defending Democracy: Kirtley Fletcher Mather Scientist Teacher Social Activist 1888 1978
by Kennard Baker Bork 
Price: USD 46.12
Dealer: Biblio, Ergodebooks
Description: Pacific Division Aaas, Date: 1994-04. Hardcover. Good. 1994. Pacific Division Aaas ISBN 0934394091 9780934394093 [US] 

5. Cracking Rocks and Defending Democracy: Kirtley Fletcher Mather, Scientist, Teacher, Social Activist 1888-1978
by Bork, Kennard Baker 
Price: USD 91.30
Dealer: Alibris, Bonita via Alibris
Description: Amer Assn Advancement Science 1994 hardcover Good Access codes and supplements are not guaranteed with used items. May be an ex-library book. 

6. Cracking Rocks and Defending Democracy: Kirtley Fletcher Mather, scientist, teacher, social activist, 1888-1978
by Bork, Kennard Baker 
Price: USD 38.00
Dealer: Abebooks, Bolerium Books Inc.
Description: ISBN10: 0934394091, ISBN13: 9780934394093, [publisher: Pacific Division AAAS, San Francisco] Hardcover First Edition vi, 336p., preface, epilog, chapter notes, references, index, illustrated with glossy plates from b&w photographs, limited first edition of 500 copies bound in red cloth boards and gilt. Has a mildly musty smell, otherwise a clean sound very good copy. Chicago-born and raised geologist and social activist. [San Francisco, CA, U.S.A.] [Publication Year: 1994]