This product is a vintage postcard from 1925 featuring a lithograph print of a steam ship traveling through the Los Angeles Harbor Channel in San Pedro, California. The postcard was published by M. Kashower Co and has a white border, which was a common feature of postcards from the White Border era (1915-1930). The postcard was posted and has a standard size of 5.5 x 3.5 inches. It is a collectible item that would appeal to those interested in travel and topographical postcards.