- 19 October 1861
- 'Camp Chase at Gray's Ferry' Philadelphia Inquirer 19 October 1861 page 8
- 30 November 1861
- 'Camp Chase', Philadelphia Inquirer 30 November 1861
- 7 October 1862
- general order 51, HQ 91st PA
- 13 August 1863
- general order 4, HQ 91st PA
- 28 August 1863
- general order 5, HQ 91st PA; perhaps see special orders received, #19 and #22
- 8 September 1863
- brigade changed times of signals
- 10 September 1863
- general order 6, HQ 91st PA
- 27 September 1863
- brigade hq changed hours of signals
- 28 September 1863
- special order 96, HQ 91st PA
- 17 Feb 64
- general order 1, HQ 91st PA
- 20 March 1864
-
general order 4, HQ 91st PA
modified by general order 5, HQ 91st PA, 27 March 1864, general order 9, HQ 91st PA, 9 April 64, and general order 7, HQ 91st PA, 13 April 64 - 8 September 1864
- general order 10, HQ 91st PA
- 14 September 1864
- general order 11, HQ 91st PA
- 16 October 1864
- general order 12, HQ 91st PA
- 5 November 1864
- general order 15, HQ 91st PA
- 25 January 1865
- general order 1, HQ 91st PA
- 6 June 1865
- general order 2, HQ 91st PA, 6 June 1865