[LB048482], Letter from Thomas Alva Edison to Abram Stevens Hewitt, April 13th, 1891
https://edisondigital.rutgers.edu/document/LB048482
Transcription
April 13/91 Stevens A Hewitt Yours of 7th recd. I am afraid of furnaces as I do not understand that branch of the industry= I am learning it however- we can sell you 66 pct ore on board cars at Ogden at 7 cents per unit. phosphorus 50 thousandths. We make 200 tons daily soon make 500 daily. Yours, (Signed Thos. A Edison)