Artillery in Action at Camp Gigling, Fort Ord

Front:
18- ARTILLER IN ACTION AT CAMP GIGLING CAL.

Back:
Misce FRANCISCO WORLD'S AA A A AO JUN 26 a IT-AM SAN CAL. PACIFIC EXPOSITIO! 1915 2 STAMP Z (NO 1915 AA z o ZO NAME AND ADDRESS. HERE on Pin Da tha Moltesi ter 809447€ A mong Puer