Real Photo Postcard Interior of Murphy Electric Supplies Store108182. A vintage real photo postcard of the Interior of Murphy Electric Supplies Store. Size: 3.5 inches x 5.5 inches.Condition: Good, minor corner and edge wear, creased/bent bottom left corner, Unused. This item is in the category "Collectibles\Postcards & Supplies\Postcards\Non-Topographical Postcards". The seller is "thepapergallery2" and is located in this country: US. This item can be shipped worldwide.