Coming to you from Doc's Crocks is this wonderful 5 Gallon Jug that reads, "'Hydro-Clean,' Toilet Cleaner, Manufactured Only By Plunkett Chemical Co., Chicago, Ill.  To be Returned When Empty."  
 
It was made by the Red Wing Union Stoneware Company of Red Wing, Minnesota.  You can see similar jugs in Dan DePasquale and Larry Peterson, Red Wing Stoneware Encyclopedia, pp. 196-197.
 
This beauty features a Platform Form with the Red Wing "5" Capacity Number and the Advertising in an Attractive Stenciled Label.  The stencil is crisp and clear.  Stands 17 1/2" tall.
 
Excellent Condition.  A 1/2" chip on the platform on the right side.  That is it!  No spout or base chips, hairlines, cracks, stains, or restoration.  Typical manyfacturing imperfections. 
 
Ships double-boxed, insured, and FREE!