Autograph Letter Signed to "The very Revd Principal Mcfarlane" (presumably of Glasgow University (DNB).

Chemist, Inventor of water-proof material. See DNB. Two pages, 8vo, good condition. He asks for news about the Duke of Montrose. He describes his current illness, caused by the rupture of of a small artery in the lung - "we have got it soldered up however, but I am leaft weak from very copious bleeding".