Exposition Station, Atlanta, Ga./Dec. 5, 1895/M.O.B. Violet double circle postmark (Bomar A95-04) on Post Office Department M.O.B. Penalty envelope to Santa Barbara, Cal., cover additionally cancelled by "Atlanta Exposition R.P.O." cds & cork killer (Bomar A95-01), backstamped with arrival postmark, Extremely Fine, the only know example of this Exposition marking, pictured in Bomar. Estimate  $1,000 - 1,500. $0 (Image)