It is not uncommon in the horse, attacking the heels, the lips, or some other inoculated part of the body, and is then easily transferred to the cow, if the same man grooms and dresses the horse and milks the cow.
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler
I could tell perfectly to which of the cows I was indebted for the milk I happened at any time to be drinking: Miss Martha never allowed the milks of the different cows to be mingled.
"The Flight of the Shadow"
George MacDonald
Certain of the vegetables such as potatoes have a substantial value in this respect, but meat and most prepared milks are low in antiscorbutic values.
"The Vitamine Manual"
Walter H. Eddy