Watts, Ralph L. (Ralph Levi), 1869–1949
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- Open Library: OL2342539A
- pdbooks.info ID: 13553
Ralph L. (Ralph Levi) Watts Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
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| Growing vegetables | 1923 | Author | |  | |  | | ||
| Market garden guide; containing reminders and timely hints for every month. Practical suggestions for growing and marketing the principal vegetable crops. With glimpses into some important trucking regions and successful market gardens. | 1912 | Author | |  | | | | ||
| Rural Pennsylvania: by Ralph L. Watts | 1925 | Author | | | | | |    
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| Vegetable forcing | 1929 | Author | | | | | |
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| Vegetable forcing | 1917 | Author |  | | | | |
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| The vegetable garden | 1917 | Author | | | | | |
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| Vegetable gardening | 1912 | Author | | | | | |
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| The vegetable growing business | 1940 | Author | | | | | |
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| Vegetable growing projects | 1922 | Author | | | | | |
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