Microbes good and bad
hints toward preventing the spread of scarlet fever, diphtheria and other communicable diseases
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Publication
1907 - Health-Education League, Boston, Massachusetts
Language
English
Word Count
6,000 words, Guess
Page Count
24 pages
Identifiers
- Open LibraryOL59197364M
- OCLC Control Number786282865
- OCLC Control Number52298927
Classifications
- LCCRA440.5 .H42
Subjects
Series Statement
- Health-education series -- no. 13
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