School hygiene and the laws of health : a text-book for teachers and students in training /
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| Main Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
London :
Longmans, Green,
1936.
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| Edition: | [6th ed.] |
| Subjects: |
| Physical Description: | 361 p. : ill. ; 19 cm. |
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