Permissible Mine Equipment Approved to January 1, 1953
Ernest J. Gleim, Robert Sloan James, Sara Jeannette Davenport, H. B. Link, Virginia E. Wrenn, Simon Harry Ash, Hilary Breton Brunot, James Patrick Coughlin, Seth T. Reese, G. G. Morgis, Elizabeth J. Reid, W. M. Romischer
