Gorham Sterling Silver Footprints Heart Necklace

Vintage Gorham two tone sterling silver heart pendant is signed Gorham Sterling and features an image of footprints in sand on the front, and an inscription of the "Footprints In The Sand" poem on the back.  It measures just shy of 1 1/4 inches, including the bail, by 1 inch wide.  It is on an 18 inch sterling silver square mirror chain and the weight of the necklace is 16.7 grams.  It is in great vintage condition.