Lot 51364 – Proof overprints in black for the 5-line format of

Proof overprints in black for the 5-line format of the low Thom values: Specialised assembly neatly mounted and knowledgably written up on 3 album pages, showing single, pair and three blocks of four, on thin whitish or buff paper, one block showing « R » over « S » on bottom pair, very fine, and a very scarce assembly (15 proofs). Hibernian PR13-14a; €452+.