Authors: Leffmann, Henry, 1847-1930, author - Digital Collections - National Library of Medicine Search Results

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11. Typhoid fever in Philadelphia

Author(s):: Leffmann, Henry, 1847-1930, author
Publication:: [Philadelphia?] : [publisher not identified], [1885?]
Subject(s):: Typhoid Fever -- epidemiology
Typhoid Fever -- etiology
Philadelphia

12. A modification of the Reichert distillation process for butter

Author(s):: Leffmann, Henry, 1847-1930, author
Beam, William, author
Publication:: [Philadelphia?] : [publisher not identified], [1891?]
Subject(s):: Butter -- analysis
Distillation -- methods