Human Skin Model, 300X Enlarged, Hand-Painted, 13 x 10" Metal Labware_Clamps & Bossheads Four-cube specific gravity set in

Four-cube specific gravity set in brass

US-milled iron filings at 40-60 mesh in a 250-gram translucent screw-cap bottle

used to demonstrate capacitance and the discharge of stored static charge

Hand-driven Newton's color disc that spins seven painted segments fast enough to merge into apparent white through persistence-of-vision and additive color mixing

Nickel-plated T-pins provide secure specimen pinning with broad heads for stable dissection board mounting in biology laboratories

Human Skin Model, 300X Enlarged, Hand-Painted, 13 x 10" Metal Labware_Clamps & Bossheads Four-cube specific gravity set inHand painted skin cross section enlarged 300 times exposes epidermal layers, dermal papillae, sweat glands, and follicles on a mounted base for dermatology teaching.