Eisco Labs Human Skin 12" tall - Enlarged 70 Times 4 Parts hinged Ends_Dual Brass-tube resonance apparatus designed to

Brass-tube resonance apparatus designed to amplify a struck tuning fork at specific air-column lengths

medium-and-flexible-long bonds

Two-thousand-turn 0

Illuminated solar system model with a socket-lit sun

Eisco Labs Human Skin 12" tall - Enlarged 70 Times 4 Parts hinged Ends_Dual Brass-tube resonance apparatus designed toEnlarged 70 times. Layers of the skin can be hinged back to expose depth further research. Showing first rudiments of hair (exposed and in section), sweat gland and sense organs of skin. Hinges into 4 parts. Mounted on 10"x 7" base. Hand painted Enlarged 70 times. Layers of the skin can be hinged back to expose depth further research. Showing first rudiments of hair (exposed and in section), sweat gland and sense organs of skin. Hinges into 4 parts.