Sends weights of three objects (blotting paper, thread, and hair) to within 1/1000 of a grain.
Showing 1–7 of 7 items
Sends weights of three objects (blotting paper, thread, and hair) to within 1/1000 of a grain.
Sends results of chemical tests on specimens [of salt, see South America, pp. 73–5].
Encloses abstract from Justus Liebig on composition of bones and their ability to withstand decay.
Encloses analysis of salt from Patagonia. Cannot account for its inferiority.
Discusses chemical reaction involving common salt and carbonate of lime.
Asks whether correspondent can assist in determining value of slate slabs with relief figures executed for Josiah Wedgwood [I].
Has been asked to set a price on slate relief slabs [see 2236]. Would appreciate advice from correspondent as he would like to buy pictures with the money.
CD sends queries on chemical composition of various Beagle mineral specimens.