Lot
1239 
1873, 10¢ brown, used with 5¢ blue (179), each cancelled by cork cancel duplexed with "Trenton N.J., Jan 10" cds on 1878 Rev. Nassau correspondence cover to Gaboon River, West Africa, red "New York '50' Jan 12" credit exchange cds, red London Paid (1.21) transit cds, bold Gabon (3.15) arrival backstamp; 5¢ affected from edge placement, a Very Fine and colorful use at the short-lived 15¢ treaty rate; with 1988 A.P.S. certificate. Scott No. 161 Estimate $500 - 750.
The 15¢ British Mail treaty rate to Gabon was effective for only one year from July 1, 1875 until June 30, 1876, when the 10¢ UPU transitional rate took effect.
Realized: $400