Old day book for the firm Johnstone & Wilmot dated 1920 to 1924 into which invoices for supplies have been pasted. Supplies include: wines and spirits, whisky, lime juice, sarsaparilla, cigars, tinned herrings, tinned salmon, chocolates, jelly crystals, tomato sauce, pearl barley, etc. imported from U.K., France, Germany, etc.

The papers of William Johnstone consists a copy of his diary of the voyage to Launceston on board the "Arab" November 1841 - March 1842 and of material in relation to the business of Johnstone & Wilmot, general merchant, importer of wines, spirits & cigars established in Launceston in 1842

Copy of William J. Johnstone's reminiscences of the history of William Johnstone's business in Launceston from 1842 and the partnership with Stuart Eardley Wilmot, who had married Rosa c. Johnstone, founding the firm of Johnstone & Wilmot.