Vintage 1950–1970 Czechoslovak collector glass marbles — antique, NOT toys, adult collectibles.

Wonderful lot of 30 multi colored molded swirl striped opaque glass hobby marbles. Originally factory packaged. Made in Czechoslovakia in the 1950's by the Zeleznobrodske sklo company, which has long since finished, these are unique Art glass collectibles of the future. 

Vintage collectible glass marbles (Czechoslovakia, manufactured 1950–1970). Antique collector's items for adult hobbyists. Intended solely for collection, display and decorative use — NOT a toy, NOT for use by children. Sold as vintage/antique articles pursuant to applicable CPSC category exclusions for articles manufactured outside the children's product date range. No CPSC children's product certificate issued.

Size: 13.5 mm or 8/16" approx
Material: glass
Type: marbles, balls
Condition: authentic vintage find. Excellent. Packaging fragile.
Origin: Czechoslovakia 1950s
Quantity: 30 in 1 bag