Great Britain 1950-52 ½-2½d (new colours, watermark inverted). SG503/7wivar Jamaica stamps Tombaugh (1906-1997) is the American

Tombaugh (1906-1997) is the American astronomer who discovered the dwarf planet Pluto in 1930

entitled "For Valour"

To illustrate this

signing the front cover of this album

Tom Stafford (Apollo 10)

Great Britain 1950-52 ½-2½d (new colours, watermark inverted). SG503/7wivar Jamaica stamps Tombaugh (1906-1997) is the AmericanGreat Britain 1950 52 2d (new colours, watermark inverted), SG503 7wivar. Superb quality unmounted mint with full original gum imperforate set of 5 imprimaturs with 'BPMA' handstamps on reverse, except for the d value. A scarce set of imprimaturs of the finest quality released from the British Postal Museum Archives in 2014. ALERT ME WHEN ANOTHER IS AVAILABLE > SELL ONE OF THESE >