Includes:
-letter from John Baskett, dated 7 July 1978, concerning a portrait of Mr Sparks
-Edwards, H.S & Tooley, R.V. 1978. 'Alexander Dalrymple, F.R.S., First Hydrographer to The Admiralty', The Map Collector pp19-20
-letter from Simon Dickinson, Christie's, dated 10 February 1983, concerning various paintings at Christie's