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Unique, vintage, Diamond Hot Forged marked, cast iron or heavy metal pair of horseshoe bookends. These are old ones from the early 1900s. Really unique set in very good shape with general rusting and paint wear, could clean or leave as shown. Each is about 5 3/4 inches tall and 5 1/2 inches wide.   

Shipping with delivery confirmation is $12 anywhere in the US.