This post starts a series of posts on CD 133.1 telegraph bullets that were found between 1973 and 1975 on the Chicago Northwestern Railroad as it ran East out of Boone, Iowa toward Ames, Iowa. The first post shows blue-aqua "The Electical Supply Co/ Chicago" bullet recovered with the yellow-green CD 133.1 - this was the best of four CD 133's in blue-Aqua that were recovered. Details are as follows:

CD-133.1 The Electrical Supply Co /Chicago (Front Skirt) - 25 (Top Dome Mold Number - Blue-Aqua (Microbubbles) - Measurements: 64 mm Wide x 89 mm Height.

This link shows the yellow-green CD 133.1 Electrical Supply Co /Chicago found in Iowa [id=614293547].