Internet Archive - helicopter the 1953 (1953)

财富辛

Title: The Helicopter (1953)
Source: Internet Archive (Archive.org)

English Introduction:
This mid-1950s aviation educational film explains the helicopter’s uses, how it flies, and recent developments in rotary-wing aircraft, making it best understood as aviation instruction rather than simple commercial promotion.

中文标题：
直升机（1953）

中文简介：
这部 1953 年前后的航空教育片介绍直升机的用途、飞行原理与近代发展，适合视为中期航空科普资料，而不是单纯的商业宣传片。

Access Notice:
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