[source: regimental orders book]
Hd Qrs 91st Pa V. V. February 1st 1864
Special Order No 6
Corpl Whinna Co "H" is hereby detailed promoted [sic] to Sergeant to date from Jan 1st 1864
By order of
E. M. Gregory Col Comdg
B. J. Tayman
Adjt
Corpl Whinna Co "H" is hereby detailed promoted [sic] to Sergeant to date from Jan 1st 1864