Some more of my favorite electrical items. Top row L-R, JCP Caplet Pat 5/1/17 (James C. Phelps Co. Springfield Mass.) Pat No. 1,224,320 May 1, 1917 by James C. Phelps, Marked U.S.E.Co. (United States Electric Co. Findlay OH), 3-way socket plug adapter in Cobalt Blue, NN. White porcelain plug adapter, Hubbell (Harvey Hubbell Electric Mfg. Co. Bridgeport CT.) Black glaze plug adapter, Another U.S.E.Co. 3-way plug adapter in nice blue, Gaynor (Gaynor Electric Co. Bridgeport Ct.) Black glaze outlet. No relation to Gayner Glass Works. Benjamine (Benjamine Electric Co.Chicago, IL.) Bakelite swivel plug, under Pat 1,012,970 Dec 28,1911 by Reubew B. Benjamine, Another caplet marked S.I. Co. Haven't figured out the company yet., NN.Plug end cap. On bottom row, marked U.E.Co. Inc.(Union Electric Porcelain Co. Trenton, N.J.) has a GE socket base, Bryant socket Cat. 50717 Brass & Porcelain, G.E. Co. Swivel socket with a Leviton Co. base, This neat socket was under pat 2,231,565 Feb 11, 1941 by Frank C. Reamer could be turned multiple positions, Another Double Ball socket marked B E Co.(Benjamine). NN.Base, These were patented 1,517,680 Dec. 2, 1924 by Arthur P Leinen and were called socket plug clusters. They are still highly collectable today and were only made by a few manufacturers. Next is a Hubbell socket with a Byant base. Hubbell, Bryant and Perkins along with General Electric would supply each other with certain parts even though they were competing companies. Last is another U.E.Co. Inc. Double Socket also marked Patent Applied For. It has a Pass & Seymour base.