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Author(s):
United States. Army. Signal Corps.
United States. Army Service Forces.
Publisher:
[Washington, DC] : War Office, 1943
Subject(s):
Water Purification -- methods
Drinking
Military Personnel -- education
War
Water Pollution
Instructional Films and Videos
Subject(s):
Water Pollution
Pictorial Works
Author(s):
DDASS Martinique. Contrôle des règles d'hygiène.
Publisher:
Martinique : DDASS Martinique, Contrôle des règles d'hygiène, [19--]
Subject(s):
Water Supply
Water Pollution
Waste Products -- adverse effects
Posters
Author(s):
DDASS Martinique. Contrôle des règles d'hygiène.
Publisher:
Martinique : DDASS Martinique, Contrôle des règles d'hygiène, [19--]
Subject(s):
Water Pollution
Waste Products
Posters
Author(s):
Portugal. Serviço de Educação Sanitária.
Publisher:
[Lisbon, Portugal] : Direcção-Geral de Saúde, Serviço de Educação Sanitária, [19--]
Subject(s):
Water Pollution
Disease Transmission, Infectious -- prevention & control
Waste Products
Posters