Smithsonian Institution Libraries. Manuscripts of the Dibner collection, 1226
Collected by Bern Dibner for his Burndy Library in Norwalk, Connecticut, founded in 1941. Donated to the Smithsonian Libraries in 1974 by Dibner DSI
Summary:
A.L.S. (Nov. 22 no year) from Ayrton to Foster congratulating Foster on his election as President of the Soc. of Tel. Eng.; A.L.S. (1893 May 27, London) from Ayrton to Carhart accepting an invitation to read a paper at the electrical Congress at Chicago; A.L.S. (1894 Sept 8, London) from Ayrton to Carhart concerning the international specifications of the Clark cell