Lot 90
Price Realized: $352![]()  | 
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Lot 90:  CD 123 E.C. & M. CO. S.F.  Color:  Rich Blue Aqua  Description:  "B" mold; square dome; straight skirt; 4" tall. 1 1/2" factory annealing line and a 1/4" x 3/4" skirt flake on the front. Typical base flaking. Produced for the Electrical Construction & Maintenance Company of San Francisco, these early threaded glass insulators were simple in construction but did the job. Nice color density! Estimate: $200 - $250 Open: $10 Price Realized: $352  | 
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