Conn, H. J. (Harold Joel), 1886–1975
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
H. J. (Harold Joel) Conn Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? |
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| Bacteria, yeasts, and molds in the home | | 1932 | Author | |  | |  | | 
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| Bacteriology: a study of microörganisms and their relation to human welfare, discussing the history of bacteriology, the nature of microörganisms, and their significance in connection with pathology, hygiene, agriculture and the industries | | 1923 | Author | | | | | |
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| Bacteriology: a study of microörganisms and their relation to human welfare, discussing the history of bacteriology, the nature of microörganisms, and their significance in connection with pathology, hygiene, agriculture and the industries | | 1924 | Author | | | | | |
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| Bacteriology | | 1926 | Author | | | | | |
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| Biological stains: a handbook on the nature and uses of the dyes employed in the biological laboratory | | 1925 | Author | | | | | |
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| Biological stains: a handbook on the nature and uses of the dyes employed in the biological laboratory | 4th ed., revised with the assistance of J. T. Scanlan, Anis P. B | 1940 | Author | | | | | |
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| Biological stains: a handbook on the nature and uses of the dyes employed in the biological laboratory | 5th ed., | 1946 | Author | | | | | |
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| Biological stains: a handbook on the nature and uses of the dyes employed in the biological laboratory | 7th ed., rev. | 1961 | Author | | | | | |
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| Biological stains: a handbook on the nature and uses of the dyes employed in the biological laboratory | 6th ed., rev. with the assistance of Elmer H. Stotz and Mary A. | 1953 | Author | | | | | |
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| An elementary laboratory guide in general bacteriology | | 1927 | Author | | | | | |
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| The history of staining | | 1933 | Author | | | | | |
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| The history of staining | 2d ed. | 1948 | Author | | | | | |
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Public Domain Books