Gregg, Willis Ray, 1880–1938
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- Open Library: OL156143A
- pdbooks.info ID: 34967
Willis Ray Gregg Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
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| Aeronautical meteorology | 1925 | Author | |  | | | | 
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