General expenses Bureau of biological survey, 1920. Letter from the secretary of the Treasury, transmitting copy of a communication from the secretary of agriculture, submitting a supplemental estimate of appropriation required by the Bureau of biological survey to reimburse the appropriation "General expenses Bureau of biological survey, 1920," for expenses on account of shortage of elk feed on the winter elk refuge at Jackson Hole, Wyo

by United States. Department of Agriculture. Office of the Secretary