Sprinkler System Cobalt Porcelain Signs Industrial Antique. Please Be sure to see the Larger Size photos, directly below the Description. Sprinkler System Cobalt Porcelain Industrial Signs. 1930's (possibly as early as 1920's). A really Great early Pair!
Pump Discharge''Keep Closed' Sign , measures: 5" x 7 1/4" larger,'Keep Open' Sign , measures: 9" x 13" Both read'Grinnell Sprinkler System' , Valve No. Small bit or rub wear at bottom of'Keep Open' Sign (see close-ups) Please refer to the pictures below, for all the specifics..If you need any other info/details, or would like to see additional Pic. If you are unsure about fit (measurements), or description of an item.. Get Supersized Images & Free Image Hosting. Create your brand with Auctiva's. Attention Sellers - Get Templates Image Hosting, Scheduling at Auctiva. The item "Vintage Grinnell Co. Sprinkler System Cobalt Porcelain Signs Industrial Antique" is in sale since Thursday, August 30, 2018. This item is in the category "Collectibles\Advertising\Merchandise & Memorabilia\Signs\Original\1930-69". The seller is "acevintagerevivalco" and is located in Lititz, Pennsylvania. This item can be shipped worldwide.