This folder contains correspondence and other documents relating to Alfred O. Tate's role as Edison's private secretary, along with occasional items pertaining to Tate's private life. Routine letters addressed to Tate in his capacity as Edison's secretary or representative that do not fall under the main subject categories are generally filed in this folder. There are also several letters listing the correspondence that Tate forwarded to Edison in Ogden, N.J.

Letters addressed to Tate that deal with a specific subject or the business of a particular company can be found in their appropriate subject folders.