Assaying
Found in 5 Collections and/or Records:
Draft letter from Joseph Black to 3rd Earl of Hopetoun, 14 March 1772
Draft letter from Joseph Black to 3rd Earl of Hopetoun about the assaying of sand from Leadhills.
Draft letter from Joseph Black to [the Earl of Hopetoun], c1770
Draft letter from Joseph Black, most likely to the Earl of Hopetoun, regarding the assaying of ores.
Letter from 3rd Earl of Hopetoun to Joseph Black, 29 January 1772
Letter from 3rd Earl of Hopetoun to Joseph Black sending sand for assaying.
Letter from the Earl of Hopetoun to Joseph Black, 09 June 1770
Letter from the Earl of Hopetoun to Joseph Black regarding assaying ores, with draft replies by Black.
Letter from the Earrl of Hopetoun to Joseph Black, 19 May 1770
Letter from the Earl of Hopetoun to Joseph Black thanking him for assaying ores.