SN 1632 was originally built in 1937 as Western Pacific 607 by the WP Jeffrey Shop forces in Sacramento. It was converted from a 1916 era Pullman Standard outside braced wood boxcar. SN 1632 was recently traded by the Western Pacific Railroad Museum in Portola, CA to the Western Railway Museum at Rio Vista Junction in Suisun, California. Images are all from Portola, CA. The first image was taken in 1991. The date of the second image is unknown. The third image was taken September 20, 2003