1235
The world of the engineer
]Washington[
Voice of America
1970
viii, 251p. Ports.,maps
Voice of America forum lectures
This series was broadcast originally by the voice of America in 1968
Edited by Henry T. Heald
Addresses, essays, lectures ، Engineering
Influence on nature ، Man
TA
155
.
W67
TI
AU Heald, Henry T ed
CO Voice of America )Radio Program(
SE
ED.نوجی
