[source: regimental orders book]
Head Quarters 91st Reg Pa Vols.
August 19nt 1863
"Circular"
Company commanders will in future include the number of Guns (known to be in their commands) in their morning reports and all changes that occur from Loss or gain of men - whether with or without Guns
By order ofJoseph H Sinex
Lieut Col. Commdg
B. J. Tayman
Adjt