6" dia. by 9" tall. 5.25" tall image area. c. early 1950s. Different variety than item #5316. Brown plastic top and bottom. By Econolite Corp., Los Angeles, CA. Base bottom marked "Rotovue Lamp Jr. Patented." This variety features a turning inner cylinder with an applied paper illustration of Hoppy with drawn gun riding a galloping Topper followed by a running stagecoach and 2 cowboys on horses. The outer cylinder is clear plastic with a western themed margin at the bottom. The center of the clear cylinder is divided into 3 windows using a barn beam illustration. Hoppy and Topper are featured at the top of each vertical beam. When inner cylinder is in motion, Hoppy on top of Topper and the other horses move across the viewing area. Lt. wear to top of inner cylinder not visible when top is on lamp. Tiny paint nick on one cactus at bottom. St. warp at one area. Nice graphics. Still displays Exc.