New York: Scientific American Publishing Co., 1920. b&w illustrations, photos. Stapled Wraps. pp. 96. 4to. Issue includes ten illustrated articles, numerous Notes and Shorter Articles, and Reports from various Departments. Some thumbing to corners, minor chipping and light soiling to covers, front hinge starting; else very good-. Vol. II, No.....
New York: Scientific American Publishing Co., 1920. b&w illustrations, photos. Wraps. pp. 97-192. 4to. Issue includes ten illustrated articles, numerous Notes and Shorter Articles, and Reports from various Departments. Some thumbing to corners, minor chipping and light soiling to covers, front hinge starting; else very good-. Vol. II, No. 2.....
New York: Scientific American Publishing Co., 1920. b&w illustrations, photos. Wraps. pp. 193-288. 4to. Issue includes ten illustrated articles, numerous Notes and Shorter Articles, and Reports from various Departments. Some thumbing to corners, minor chipping and light soiling to covers, front hinge starting, center crease; else very good-. Vol. II.....
New York: Scientific American Publishing Co., 1921. b&w illustrations, photos. Wraps. pp. 96. 4to. Issue includes ten illustrated articles, numerous Notes and Shorter Articles, and Reports from various Departments. Some thumbing to corners, minor chipping and light soiling to covers, front hinge starting, light creasing; else very good-. Vol. III.....
New York: Scientific American Publishing Co., 1921. b&w illustrations, photos. Stapled Wraps. pp. 385-480. 4to. Issue includes ten illustrated articles, numerous Notes and Shorter Articles, and Reports from various Departments. Some thumbing to corners, minor chipping and light soiling to covers, front hinge starting, center crease; else very good-. Vol.....
New York: Scientific American Publishing Co., 1921. b&w illustrations, photos. Stapled Wraps. pp. 289-384. 4to. Issue includes ten illustrated articles, numerous Notes and Shorter Articles, and Reports from various Departments. Some thumbing to corners, minor chipping and light soiling to covers, front hinge starting, center crease; else very good-. Vol.....