Gerathewohl, Siegfried J. (Siegfried Johannes), 1909–
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- Open Library: OL1015817A
- pdbooks.info ID: 163648
Siegfried J. (Siegfried Johannes) Gerathewohl Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
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| Zero-G devices and weightlessness simulators | 1961 | Author | |  | |  |  | 
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