1892 (Nov 10) Issue collection of proofs incl. die proofs of King George I vignette with black frame, 1d in black (pair), grey-black and brown; 2d in lake, red and grey-black; 4d in brown, black and emerald; 8d in grey-black (pair), blue and yellow-brown; 1s in brown, yellow-brown and grey-black, plus plate proofs in issued colours of the 4d, 8d block showing portions of 3 stamps and 1s, difficult group