This spoon (not sterling silver) from San Francisco California commemorating connecting Atlantic Ocean with Panama Canal to Pacific Ocean, Pan Pacific International Exposition of 1915, featuring at the top of handle, building with tower, the writing is SAN FRANCISCO 1915 TOWER OF JEWELS, below writing CALIFORNIA down the handle.  In the bowl it has embossed very detailed image of domed building, the writing is PALACE OF HORTICULTURE. On the back of handle shows very detailed scene of CALIFORNIA STATE BUILDING. It measures 4-1/2” long (114 mm), weighs 10.0 grams and is in excellent condition. Shipping on multiple purchases is gladly combined. Please see other, some rare, collector spoons I'm currently listing.