- Islandora Repository
- Revolutionary Philadelphia
- APS Objects
- Abeel, James to Nathanael Greene, 1779 February 20
- Abeel, James to Nathanael Greene, 1779 February 21
- Abeel, James to Nathanael Greene, 1779 February 24
- Abeel, James to Nathanael Greene, 1779 February 28
- Abeel, James to Nathanael Greene, 1779 June 11
- Abeel, James to Nathanael Greene, 1779 June 12
- Abeel, James to Nathanael Greene, 1779 June 14
- Abeel, James to Nathanael Greene, 1779 June 6
- Abeel, James to Nathanael Greene, 1779 June 9
- Abeel, James to Nathanael Greene, 1779 May 14
- Abeel, James to Nathanael Greene, 1779 May 19
- Abeel, James to Nathanael Greene, 1779 May 22
