| Reference Number | RCPI/2/3/1/59 |
| Title | Collegiate Letter File 'Upsilon' |
| Date | 11 January 1917- 3 December 1918 |
| Creator Name | Royal College of Physicians of Ireland |
| Description | Collegiate letter file 'Upsilon' containing letters received by the College between January 1917 and December 1918. |
| Extent | 101 files items |
| Arrangement | On receipt letters were assigned a identification number Upsilon1, Upsilon2, etc. additional letters received on the same topic were added to these identification numbers to form files of material on the same topic. This arrangement has been kept, as the indentification numbers are referenced in other College documents, especially the College Journals (RCPI/2/1). One letters dating from the period but not originally assigned an identification number have been added to the end of the series with the numbers Upsilon101. |
| Term | Letter |