Great Britain 1840 1d Deep blue 'Rainbow trial' (State 3). SG DP20 Samoa stamps This was caused by the

This was caused by the sheet being impressed by the frame plate once without ink leaving a raised "blind" or "albino" impression

It's in fine condition and signed during a time when Armstrong was famed for his refusal to sign autographs

Sgt Murray was briefly transferred to the crew of Flight Sergeant Ken Brown

The album spent four weeks at the top of the Billboard Pop Albums chart

with less than twenty examples being recorded

Great Britain 1840 1d Deep blue 'Rainbow trial' (State 3). SG DP20 Samoa stamps This was caused by theGreat Britain 1840 1d Deep blue 'Rainbow trial' State 3(a), SG DP20. Superb unused bottom left hand corner marginal example with manuscript endorsement to margin 'F' Pruss' by Edwin Hill. These were produced to test various combinations of stamp and cancellation ink. The voided corners of State 3 are more uniform in shape compared with the ragged corners of States 1 and 2. Most attractive and scarce. Accompanied with a 1996 Royal Philatelic Society