Letter from John Dalton to Robt. Abbatt

Letter from John Dalton to T E Suliot

Meteorological Registers

Letter from John Dalton to James Williamson, M.D.

Letter from John Dalton to Peter Crosthwaite

Letter from John Dalton to John Fell

Letter from John Dalton to his cousin R Benson

Collection of material relating to colour perception

A bill of account from Mr A Royle to John Dalton

Theory books relating to atomic and molecular chemistry, surveying and the British Chemical Industry

Four letters written by John Dalton

Letter from John Dalton to Reverend John Corrie

Letter from John Dalton to his cousin George Bewley

Letter from John Dalton to Mr John Hogg

Advertisement for Dalton's school

Table of chemical elements

Letter from John Dalton to Respected Friend [Peter Crosthwaithe?]

Letter from John Dalton to George Bewley

Booklet of coloured silk threads used by John Dalton to assess his colour vision