This includes 561 reports (including two for 13 September 1863 and 17 February 1864, and five listing detachments from other regiments in February 1864). The reports run from 7 February 63 to the end of the war, with many gaps. Here is a list:
1863
- 7 February 1863-7 April 63
- 9-12 Apr 63
- 24-27 Apr 63
- 7-9 May 63
- 11 May 63
- 13-28 May 1863
- undated [either 29 or 30 May 1863]
- 31 May 1863-4 June 1863
- 9-11 June 1863
- 28 July 1863
- 30 July 1863
- 1 August 1863
- 8 August 1863
- 10 August 1863
- 13 August 1863
- 15-16 August 1863
- 18 August 1863-15 September 1863
- 18 September 1863 - 9 October 1863
- 23 October 1863
- 24 [??] October 1863
- an incomplete copy of the report for 13 September 1863
- 27 October 1863 - 29 October 1863
- 1 November 1863-6 November 1863
- 10 November 1863-23 November 1863
- 25 November 1863
- 7 December 1863-26 December 1863
- 28 December 1863-31 December 1863
1864
- 1 January 1864-3 January 1864
- two undated reports, probably a preliminary version and a final version of 17 February 1864
- 18-19 February 1864
- 19 to 20 February 1864--detachments
- 20-21 February
- 21 to 23 February--detachments
- 22-29 February
- 1-2 March
- 9 March
- 11 March-29 April
- 2-3 May
- 9-10 June
- 29 June
- 3 July-14 July
- 10 July [probably 15 July]
- undated [probably 16 July]
- 17-18 July
- 20-25 July
- 27 July
- 29 July
- 31 July-1 Aug
- 3 Aug-4 Aug
- 7 Aug
- 10 Aug
- 12 Aug-14 Aug
- 17 Aug
- 30 Aug-31 Aug
- 3 Sep-20 Sep
- [note: the copy I have from NARA has two copies of the page with 19 and 20 Sep]
- 23 Sep-28 Sep
- 30 Sep
- 6 Oct-7 Oct
- 9 Oct-26 Oct
- 30 Oct-5 Dec
- 15 Dec-31 Dec
- 1 Jan 1865-4 Feb
- 15 Feb-19 Feb
- 19 Feb [probably 20 Feb]
- 21 Feb-23 Mar
- undated [either 24 or 25 Mar]
- 26 Mar-28 Mar
- 26 Apr-30 Apr
- 2 May
- undated
- 16 May-22 May
- 24 May-10 July
1865
Number of days with consolidated morning reports for the 91st Pennsylvania
| 1863 | 1864 | 1865 | |||||
|---|---|---|---|---|---|---|---|
| Jan | 0 | 3 | 31 | ||||
| Feb | 22 | 13 | 18 | ||||
| Mar | 31 | 24 | 27 | ||||
| Apr | 15 | 29 | 5 | ||||
| May | 22 | 2 | 17 | ||||
| Jun | 7 | 3 | 30 | ||||
| Jul | 2 | 25 | 10 | ||||
| Aug | 20 | 11 | |||||
| Sep | 28 | 24 | |||||
| Oct | 14 | 22 | |||||
| Nov | 21 | 30 | |||||
| Dec | 23 | 22 | |||||
| total | 205 | 208 | 138 | 551 |