H. H. Furness Memorial Library manuscript collection.
Finding aid http://hdl.library.upenn.edu/1017/d/pacscl/UPENN_RBML_PUSpMsColl1356
Envelope addressed to Rebecca F. Evans of West Chester, Pa., postmarked 15 January 1923 in Wallingford, Pa. It is most likely from Horace Howard Furness, Jr. The letter itself is missing. The envelope bears several notations in pencil.