The Letters of Mark Twain
MTPO
About
Donate
Letters
Sources
Addressees
Search
Supplements
Addressees: Pratt & Whitney Company
SLC to Pratt & Whitney Co., 9 August 1887 · Elmira, N.Y ·
UCCL03621
SLC to Pratt & Whitney, Unknown date · Unknown place ·
UCCL12820
1