Cattle

Some of the cows in the selected breeding herd of 40 cows and bull young Sampson 2D. Jornada Range Reserve. File number S32GR16. Dona Ana County, New Mexico. United States Forest Service, Washington, D.C. Black and white images hand painted directly on glass with either transparent oil paints, aniline dyes or watercolors by colorists. Glass lantern slides were sometimes baked after painting to set paint layers.