ST. LUCIA, 1892, -1/2p on 3p Lilac & Green, Triple Surcharge, One on Back (40d; SG 56c).
Original gum, small h.r., showing two surcharges on front (one lightly struck) and another complete surcharge on reverse, fresh colors, Fine, an unusual and rarely encountered error, with 1977 B.P.A. certificate, Scott $1,350.00, SG £1,100
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