Blacklead

Blacklead, being nearly pure carbon, is a poor conductor, and a part of the metal of the pan is scraped clean, to form a place for the commencement of the deposit.

Scientific American Supplement, No. 488, May 9, 1885 Various

“Blacklead these two million idle beggars,” I sometimes advised,

The Correspondence of Thomas Carlyle and Ralph Waldo Emerson, 1834-1872, Vol II Carlyle, Thomas 1883

The shadows in the pencil drawings had an agreeably brilliant polish, like that which, when conferred on fenders by Somebody's Patent Dome-Blacklead, "increases the attractions of the fireside," according to the advertisements.

The Mark Of Cain Andrew Lang 1878

'_Blacklead_ these two million idle beggars,' I sometimes advised, 'and sell them in Brazil as niggers!'

Thomas Carlyle John Nichol 1863

"_Blacklead_ these two million idle beggars," I sometimes advised, "and sell them in

The Correspondence of Thomas Carlyle and Ralph Waldo Emerson, 1834-1872, Vol II. Thomas Carlyle 1838