!

SG 981a. 1975 Sailing 8p value. Missing Black
!
UM single error MISSING BLACK (waves and rigging). Normal at right

SG 1522a. 1990 Astronomy 22p. Missing gold RESERVED
!
A fine unmounted mint marginal single with error MISSING GOLD (Queen's head).

SG 1888a. 1995 Pioneers of Communication 25p value. Missing Silver
!
A fine UM single with error MISSING SILVER (Queen's head and value). Normal at right.