Scottish scientist, inventor, and author (1781–1868) best known for his inventions and discoveries related to optics, including the kaleidoscope. Brief ALS signed “D. Brewster,” one page, 12.75 x 8, September 27, 1832. Brewster writes to Thomas Scott. In full: “I enclose a draft for £7 on the belief that the Balance of £1-14-6 is the last sum due by you to me for Turnips &c. I do not understand how you have been late to pay Land Tax for me. In haste….” The reverse bears the integral address panel, penned in his hand. In very good condition, with intersecting folds, light soiling and seal staining at edges, mild handling wear, and small separation at fold (affecting blank margin only). RRAuction COA.