Helicopters and vtol aircraft
1968
93 S
Buch
Englisch
Lokalklassifikation TIB: | ver 650 c / ver 655 c a | |
DDC: | 629.133/35 |
Engineering Index Backfile | 1961
Engineering Index Backfile | 1959
Engineering Index Backfile | 1960
|Helicopters and VTOL aircraft surveyed
Engineering Index Backfile | 1960
Potential of helicopters and VTOL aircraft
Engineering Index Backfile | 1960
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