Wells Fargo & Co., Express & Exchange Company. Olive allover illustrated office building shaded ad design on yellow cover addressed to New York City, carried outside the mails to New York and locally delivered with "McIntire's City Express Post" oval handstamp and matching "Collect" in oval handstamps; with photocopy of matching company letterhead enclosure dated Aug 19, 1859, Extremely Fine, a wonderful and extremely rare out-of-the-mails express and local company combination usage. Estimate  $5,000 - 7,500. $0 (Image)