Gilbert Catalog
Price in 1949: $3.95
Has 4 rubber tires which convert connectors into realistic wheels. Also tubes in 5 lengths and colors, propeller blades, connectors, bearings and locks. Builds beautiful colored bridges, derrick, tank, other models. $3.95. Denver and west, $4.15.

Price in 1950: $3.95
Bridges, Helicopters, Tanks, Carts and Derricks are only a few of the many models made with this set. Includes tubes, connectors, bearings, locks, propeller blades and rubber tires for converting connectors into realistic wheels. Attractive box has beautifully designed label in four colors. Illustrated full color model-building book packed with set. Box is 20 1/2" x 13 1/4" x 1 1/4". Price, $3.95. Denver and West, $4.15.

Price in 1951: Unlisted
Builds more models and larger models from greater assortment of parts. Makes Beach Boar, Fire Engine, Derrick, Trestle Bridge, Ferris Wheel, Windmills, Trucks and many others. Packed in the colorful box are tubes, connectors, bearings, locks, propeller blades and rubber fires (for converting connectors into realistic spoked wheels or pulleys). Four color "HOW TO MAKE ‘EM" book. Set measures 20 1/2" long x 13 1/4" wide x 1 1/4" high.

Price in 1952: Unlisted
Builds more models and larger models from greater assortment of parts. Parts molded in brilliant colors enable children to build models by following color pictures in instruction book. Makes Beach Boat, Fire Engine, Derrick, Trestle Bridge, Ferris Wheel, Windmills, Trucks and many others. Packed in the colorful box are tubes, connectors, bearings, locks, propeller blades and rubber tires (for converting connectors into realistic spoked wheels or pulleys). Four color "HOW TO MAKE ’EM" book. Set measures 20 1/2" long x 13 1/4%" wide x 1 1/4" high.