Discussion of annual Production Report of Aeronautical Chamber of Commerce; value of planes, engines, and parts put at $98,000,000; increase is $36,000,000; engine unit price lower; amphibians increased 363 per cent; multi-engined monoplanes increased 207 per cent over 1928.
Chamber reports on 1929 production
Aviation
Aviation ; 28 , n 4
1930
Aufsatz (Zeitschrift)
Englisch
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Many more railway reports show gains in 1929
Engineering Index Backfile | 1930
Engineering Index Backfile | 1930
Truck production 885,047 in 1929
Engineering Index Backfile | 1930
|Aircraft production, first half 1929
Engineering Index Backfile | 1929
1929 Plane and engine production $98,000,000
Engineering Index Backfile | 1930