INGALLS, ALBERT G., ed.
Amateur telescope making. With a foreword by Harlow shapley. 4th ed.
INGALLS, ALBERT G., ed. Amateur telescope making. With a foreword by Harlow shapley. 4th ed. © 15Apr45; A189316. Mrs. Albert G. Ingalls (W); 5Jul72; R531760.
Mrs. Albert G. Ingalls|W