Train engine steaming by

Front:
X4000 2113 0SED BY SOUTHERN PACIFTCACO AND MOS ST

Back:
MADE IN AMERICA BY EDW.H.MITCHELL AT SAN FRANCISCO, CALIFORNIA Hear Mis. Bill & gare having a stari!!! of a good time we are going to Sund today write soon Phil adders 466 Sanchez at S. Mosog. F. Mareball osta FEB SPACE APE 1910 Dalif. Grass Valley 30.BoC 347