Union Bank of Scotland, uncut pair of printers specimens for £1 (3), 1 June 1933, 12 February 1937 and 1 June 1948, prefixes G/33, G34, K/40, K/40 and X/5, all three pairs with different signature combinations, various types of cancellation holes in all, many printers annotations and handstamps, mounting traces, generally very fine to extremely fine, a really nice set of specimens, becoming far rarer than they once were (6 notes across 3 sheets)
PMS UB 63ds,es,fs, Pick S815s £400-£500