- FondsLarmor - Papers of Sir Joseph Larmor
- SeriesLetters - Letters to and from Larmor
- SubseriesTo Larmor - Letters to Larmor
- FileBaker (Misc) - Letters from Henry Frederick Baker
- ItemBA4/1/1 - Autograph letter, signed
- ItemBA4/1/2 - Autograph letter, signed, from Cambridge
- ItemBA4/1/3 - Autograph letter, signed
- ItemBA4/1/4 - Autograph letter, signed, from Cambridge
- ItemBA4/1/5 - Autograph letter, signed
- 20 more...