Diseases of Sheep, Volumes 87-106Robert Alexander Craig, Arville Wayne Bitting · First published 2018Open the Tome
Why Scientists Disagree About Global WarmingCraig D. Idso, Robert M. Carter, S. Fred Singer · First published 2015Open the Tome
Diseases of swine, with special reference to the preventive measures of diseaseRobert Alexander Craig · First published 1906Open the Tome
