Cummings, William Leon, 1876–
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- Open Library: OL2387754A
- pdbooks.info ID: 146805
William Leon Cummings Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
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| The modern formulary: a text book of chemistry as applied to the manufacture of proprietary specialties | 2d ed. | 1911 | Author | |  | |  | | 
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