Lot
547 
Wells, Fargo & Co., Loma Prieta, Cal., Express, purple bold clear oval handstamp on 1884, 2¢ brown entire to San Francisco, 1887 receiving date stamp on reverse and company frank at top; trivial edge opening tear at right, an Extremely Fine strike, a rare marking, the only one known to us in purple. Estimate $200 - 300.
Realized: $575