Dourine of horses
Mohler, J.R., Schoening, H.W.
Dourine of horses - Washington 1920 - 1-12 p. - Horses United States Department of Agriculture. Farmers Bulletin No. 1146 .
Dourine of horses - Washington 1920 - 1-12 p. - Horses United States Department of Agriculture. Farmers Bulletin No. 1146 .