Will send two photometers and three-year supply of paper to [?]. One goes to J. C. Ross and one to F. Eardley Wilmot at Cape of Good Hope. Instructions for using photometers. Hopes [?] Robinson forwarded actinometers to Woolwich as JH directed. These should be checked at St. Helena. Instruction for using actinometers. Sent report to Humphrey Lloyd at B.A.A.S. Returns [?]'s Daguerre newspaper containing 'impudent notice about M. Pambour and his great Wheels.'