The available energy of red clover hay : investigations with the respiration calorimeter in cooperation with the Pennsylvania State College Agricultural Experiment Station /

"January 8, 1908."

Atomic power and energy resource planning /

Previously "published by the Joint Economic Committee in Federal Expenditure Policy for Economic Growth and Stability, Papers Submitted by Panelists Appearing before the Subcommittee on Fiscal Policy (Government Printing Office, Washington, D.C., November 5, 1957)."