TY  - BOOK
AU  - Darnell, Victor.
CN  - TG12
CN  - TG12
CY  - Washington, D.C. (Room 5020, National Museum of American History, Smithsonian Institution, Washington 20560) :
DA  - 1984.
ID  - 257549
KW  - Bridges
PB  - Society for Industrial Archeology,
PP  - Washington, D.C. (Room 5020, National Museum of American History, Smithsonian Institution, Washington 20560) :
PY  - 1984.
T1  - A directory of American bridge-building companies, 1840-1900 /
TI  - A directory of American bridge-building companies, 1840-1900 /
VL  - no. 4
ER  -