- CollectionDX19 - Cotton Family Papers
- SeriesC - Francis Cotton : Family and general correspondence, personal papers : 66 to 133
- Sub-seriesFamily Correspondence
- Item81 - Letters from Rachel and Mary Cotton
- Sub-item1 - Letter : 29 September 1882
- Sub-item2 - Letter : 16 October 1882
- Sub-item3 - Letter : November 1882
- Sub-item4 - Letter : 27 November 1882
- Sub-item6 - Letter : 17 December 1882
- Sub-item7 - Letter : 26 December 1882
- Sub-item8 - Letter : 7 February 1883