Letter
R. Patterson to E. OC. WEAVER, Ordnance Officer, May 2, 1861
HEADQUARTERS FIRST ARTILLERY, May 2, 1861. First Bric., First Div., PENNSYLVANIA VOLUNTEERS, Philadelphia, Pa., May 2, 1861. Maj. E. OC. WEAVER, Ordnance Officer : Sre: I have to report that…