INGALLS, ALBERT G., ed.
Amateur telescope making. Contributors: A. W. Everest, John M. Pierce, John H. Hindle, Russell W. Porter & others. Foreword by Harlow Shapley. 4th ed.
INGALLS, ALBERT G., ed. Amateur telescope making. Contributors: A. W. Everest, John M. Pierce, John H. Hindle, Russell W. Porter & others. Foreword by Harlow Shapley. 4th ed. © 21Dec35; A90632. Scientific American, Inc. (PCW); 25Jul63; R319112.
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