- FondsLarmor - Papers of Sir Joseph Larmor
- SeriesLetters - Letters to and from Larmor
- SubseriesTo Larmor - Letters to Larmor
- FileSampson (Misc) - Letters from Ralph Allen Sampson
- 10 more...
- ItemSA2/10 - Autograph letter, signed, from University of Durham Observatory
- ItemSA2/11 - Autograph letter, signed, from University of Durham Observatory
- ItemSA2/12 - Autograph letter, signed, from University of Durham Observatory
- ItemSA2/13 - Autograph letter, signed, from University of Durham Observatory
- ItemSA2/14 - Autograph letter, signed, from University of Durham Observatory
- ItemSA2/15 - Autograph letter, signed, from University of Durham Observatory
- ItemSA2/16 - Autograph letter, signed, from University of Durham Observatory
- ItemSA2/17 - Autograph letter, signed, from University of Durham Observatory
- ItemSA2/18 - Autograph letter, signed, from University of Durham Observatory
- 11 more...