Price in 1949: $3.50 Junior Laboratory. Contains 26 pieces of chemicals and apparatus packed in two-compartment blue metal cabinet. Size when open, 19" wide — 11" high. New large manual describes 223 experiments that can be performed with this set. $3.50. Denver and west, $3.70.
Price in 1950: $3.50 You'll have worlds of fun creating a Miniature Gas Volcano, making Colored Soap, Mucilage, Printers' Ink, etc. with this complete laboratory that enables you to perform more than 223 interesting experiments. Chest contains 26 pieces of chemicals and chemical apparatus packed in double compartment. A real, man-sized metal chest which opens to a 19" width. Stands 11" high. Large, fully illustrated Book of Experiments. Set dimensions, folded: 9 3/8" x 11" x 2 1/2". Price, $3.50. Denver and West, $3.70.