Milk truckers do not! pick up milk at farms where there are cases of diphtheria, scarlet fever, infantile paralysis, spinal meningitis, smallpox, typhBuy wall art of this image titled: Milk truckers do not! pick up milk at farms where there are cases of diphtheria, scarlet fever, infantile paralysis, spinal meningitis, smallpox, typhoid Report all cases on your route to . Food and Drug Administration sic., from the WPA Posters Collection by Second Story Prints. Top quality print reproductions available now! Tags Milk 1930 1940. Communicable diseases Ohio 1930 1940. Notes Date stamped on verso: Jul