Gehrs, John Henry, 1882–
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- Open Library: OL2305092A
- pdbooks.info ID: 13612
John Henry Gehrs Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
|  |  | 
| ||||||
| Agricultural nature study | 1929 | Author | |  | | | | 
| |
| Live stock and farm mechanics | 1922 | Author | | | | | |   
| |
| Live stock and farm mechanics | 1932 | Author | | | | | | ||
| The principles of agriculture for high schools | 1919 | Author | | | | | |
| |
| Productive agriculture: by John H. Gehrs | 1917 | Author | | | | | |
| |
| Soils and crops | 1924 | Author | |  |  | | | ||
| Soils and crops | 1933 | Author | | | | | | ||