Price in 1949: $6.50 Scope has high resolving power and three separate lenses for magnifications of 50, 90 and 210 diameters. Equipped with Polaroid Jr, Rubber friction focusing. Set contains apparatus, chemicals and equipment — including slides, specimens, stains, 3 hole mixing tray, dissecting stand with magnifying lens. Illustrated manual describes 213 experiments. $6.50. Denver and west, $6.85.
Price in 1950: $6.50 Semiprofessional set! Microscope has high resolving power and a revolving turret for magnifying specimens 60. 90 and 210 times their actual size! Microscope is new and improved — focusing can be done in a few seconds; field of view is large. clear and sharp. Polaroid cap and slide make it possible to bring out riot of gorgeous colors in specimens. Focusing accomplished in a jiffy by special rubber friction wheel device. Set contains test tubes. forceps, dozen chemicals, dissecting equipment. 6 glass slides for specimen mounting, brush. hand lens. eyedropper, etc. Set measures 18" x 10" x 2 1/2". Price, $6.50. Denver and West, $6.85.