Grenada, 1875, Queen Victoria, 1d Green, Perf 14, Diagonal Bisect, upper right portion of stamp, in combination with 1875, Queen Victoria, 1d green + 1s deep mauve, perf 14 paying the 1s1½d rate on 1879 cover to Luzern, Switzerland, all tied by "A15" barred oval handstamps, red crayon "1/½" credit with red "London, Paid, 28 Fe 79" cds struck over, reverse with "Grenada, Fe 08, 79" origin and receiving cds's; 1d with slight corner nick and some slight spotting around stamps, otherwise Very Fine; with 2014 M. Eichele certificate. Scott No. 7Ab+7A+11. SG No. 14a+14+13  Estimate $7,500 - 10,000. A UNIQUE PROVISIONAL BISECT USAGE OF THE 1875 1D QUEEN VICTORIA ISSUE ON COVER TO SWITZERLAND. Four other 1d bisect covers are known, all of which are to France with the same rate. Two of which the frankings cut-out and restored. $0 (Image)