Art metalwork : a manual for amateurs - Kronquist, Emil F. 1882- 4 0 (Emil Fritjoff),16; Jay I. Kislak Reference Collection (Library of Congress) (New York : Whittlesey House, 1942)
Books of interest to craftworkers in metal: p. 199.
Keywords: 2 -- 0; 6; Metal-work. -- 20; 20; 2