Harshberger, John William, 1869–1929
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- Open Library: OL2408294A
- pdbooks.info ID: 122987
John William Harshberger Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
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| A text-book of mycology and plant pathology | 1917 | Author | |  | | | |    
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| The vegetation of the New Jersey pine-barrens: an ecologic investigation | 1916 | Author | | | | | |
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