Now showing items 11-20 of 33
Dysentery Prevention 03-049预防痢疾 03-049
A fly from the toilet lands on top of food on table.
Dysentery Prevention 03-057预防痢疾 03-057
The man disinfects the outhouse pit with hot ashes.
Dysentery Prevention 03-050预防痢疾 03-050
Man eats the food contaminated by flies.
Dysentery Prevention 03-051预防痢疾 03-051
Man having a stomachache.
Eradicate Flies, 1960 01-073消灭苍蝇 1960 01-073
Illustration of a fly's life cycle: eggs, larva, pupa to adult fly.
Eradicate Flies, 1960 01-072消灭苍蝇 1960 01-072
Illustration of a house fly.
Eradicate Flies, 1960 01-077消灭苍蝇 1960 01-077
Workers covering up soybean paste vats to avoid attracting house flies.
Eradicate Flies, 1960 01-074消灭苍蝇 1960 01-074
Two men cleaning up the pig sty, a breeding ground for flies.
Eradicate Flies, 1960 01-075消灭苍蝇 1960 01-075
Farmers piling up manure as organic fertilizer in the field.
Eradicate Flies, 1960 01-076消灭苍蝇 1960 01-076
A woman disinfecting the public latrine.