Gilbert Catalog
Price in 1949: $2.00
Six clever tricks, each in separate box. Every one a real teaser. Solve them yourself. then try them on friends. $2.00. Denver and west. $2.10.

Price in 1950: $2.00
Contains six ingenious tricks, each one packaged separately and each one a real teaser. Set includes the Radio Tube Trick, Lucky Horseshoe, Atomic Bomb Trick, Hungry Pup, Topsy-Turvey Rivets and Ring-a-Tail. Try them all — and then stump your friends! Set measures 10 3/8" x 8 7/8" x 1 1/4". Price, $2.00. Denver and West. $2.10.

Price in 1951: Unlisted
Here's fun for nimble fingers — and agile minds! Contains six ingenious tricks, each packaged separately and each one a real teaser. Set includes the Radio Tube Trick, Lucky Horseshoe, Topsy Turvy Rivets, Atomic Bomb Trick, Ring-a-Tail and Hungry Pup. Try them out — and then stump your friends! Set measures 10 1/2" long x 9" wide x 1 1/4" high.

Price in 1952: Unlisted
New set of six intriguing teasers, handsomely finished in full color and just the thing to liven up a party, keep the children amused or while away some leisure time. You'll have all kinds of fun Playing Golf, competing in the great Turtle Race, acting as Atomic Bombardier, lifting (with Leo the Strong Man) the mammoth bar bell, solving the Topsy-Turvy Rivets puzzle and nailing the Lucky Horseshoe. There's a trick way to do each one! Clear plastic dome-type puzzles have 3 1/2" diameter. Package is 13 1/2" x 9 1/2" x 1 1/2".