Table:
text: Petaluma and Santa Rosa Railroad
Roster of passenger rolling stock
Roster of passenger rolling stock
Number_ Builder Type_ Date_ Length_ Notes_
51 American Car Company Motor 1904 47`9 retired 1933
53 American Car Company Motor 1904 47`9 retired 1933
55 American Car Company Motor 1904 47`9 became inspection car in 1932 retired 1941
57 American Car Company Motor 1904 47`9 became inspection car in 1932 retired 1941
59 W. L. Holman Car Company Motor 1904 44` retired 1932
61 W. L. Holman Car Company Motor 1904 44` retired 1932
63 W. L. Holman Car Company Motor 1904 44` retired 1932 preserved Western Railway Museum
65 W. L. Holman Car Company Motor 1904 44` retired 1932

Question: How many cars were built by the American car company for the Petaluma and Santa Rosa Railroad?