Quotes:Pirani, Frederick Joy
Zirkoff, Boris
Pirani, Frederick Joy. Born at Birmingham, 1850; d. at Melbourne, Australia, 1881, where he was Prof, of Physics and Logic at the Univ, of Melbourne, Viet.
Source: Boris de Zirkoff, «H. P. Blavatsky Collected Writings», vol. 4, p. 662