TY  - BOOK
AU  - Petroski,Henry
TI  - Engineers of dreams : : great bridge builders and the spanning of America 
SN  - 9780679760214
PY  - 1995///
CY  - New York
PB  - Knopf , 
KW  - Bridges
KW  - History
KW  - 19th century
KW  - United States
KW  - 20th century
KW  - Civil engineers
KW  - Biography
N1  - Includes index; includes bibliographical references (pages 429-449)
ER  -