This vintage postcard features an advertising campaign by Union Oil Company promoting train ride tours of the Skagit River in Washington. The postcard is printed as a lithograph and has a standard size of 5.5 x 3.5 inches. It is a topographical postcard that showcases the scenic beauty of the region and is an excellent choice for collectors of postcards and memorabilia. The postcard has a divided back and is in an unposted condition. It features a photochrome image, which was a popular technique used in the era of 1939-Now. This postcard is a great addition to any collection and is an excellent way to relive the golden era of advertising and tourism in Washington.