[D9204AAN], Letter from Frank Lynwood Garrison to New Jersey and Pennsylvania Concentrating Works, December 1st, 1892
https://edisondigital.rutgers.edu/document/D9204AAN
Transcription
[TAE Marginalia: WE have no circular only use it in private (Enterprise?) believe Machine was illustrated in Iron Age a year or so ago.] Philadelphia, December 18, 1892. New Jersey and Pennsylvania Concentrating Works Orange, New Jersey. Gentlemen: Will you kindly tell me where I can obtain a circular and some illustrations of the “Edison Magnetic Separator.” I am engaged in writing a work upon mining and I desire to illustrate and describe this machine. I can refer you to my friend Mr. John Birkinbine through whom I received the suggestion to write to you. Yours Truly, [Signed Frank Lynwood]