Butane and stuff...

"These vintage molecular models are such great display pieces. This particular configuration measures approximately 6" x 5" x 4". Black, white, green and orange painted wood with coiled steel spring connectors. Each molecule measures 3/4" diameter. Circa 1950's-60's.

Be sure to check out some of our other vintage molecular models:
http://www.etsy.com/shop/CathodeBlue?section_id=6885661"

Found at CathodeBlue's Etsy shop.