1903 booklet cover essay in dark blue on blue, from the De La Rue records, evidence of archival mounting on the reverse. As the issued booklet cover apart from the colour, very fine and fresh. *Candlish McCleery, 1978.*: Estimate £400-£500 (Image)

1903 trial booklet with white cover, as illustrated in 'Four Kings' Specialised, containing three DLR panes of six Minerva Heads, two green and one red with cream paper interleaves, lettered 'C' at top right. *Nissen, 1956.*: Estimate £400-£500 (Image)

1903 trial booklet with blue cover, as illustrated in 'Four Kings' Specialised, containing three DLR panes of six Minerva Heads, two green and one red with cream paper interleaves, lettered 'D' at top right. *Nissen, 1956.*: Estimate £400-£500 (Image)

1906 trial booklet for interleaf advertising, in the cover of edition #2. Five pages of gummed unwatermarked blank 'stamps', and six transparent interleaves with the Rules of Bridge in blue. Rare. *Nissen, 1956.* The owner's notes indicates that, at the time of purchase, there was no other example with the interleaf printing in blue definitely known to exist: Estimate £1400-£1600 (Image)

1906 (June) 2/0d booklet, all panes with perfs good or better, slight peripheral cover wear otherwise very fresh and fine, well above average. *Nissen, 1956.* SG BA2: Estimate £600-£800 (Image)

1907 (August) 2/0d booklet, ½d panes with perfs slightly trimmed, cover wear otherwise fresh. SG BA3: Estimate £300-£400 (Image)

1909 trial booklet for trade advertisements in the covers of edition #4 or 5, containing five panes of De La Rue Mercury labels, three red and two green. These are interleaved with waxed transparent paper with advertisements in green (the third being Chas. Baker). Rare. *Nissen, 1956.*: Estimate £1000-£1100 (Image)

1909 (August) 2/0d booklet, all panes with good perfs, third advert pane 'Brimsdown lamps'. Minor cover creasing from opening, otherwise very fresh and fine, well above average. *Nissen, 1958.* SG BA5: Estimate £600-£800 (Image)

1911 (August) 2/0d booklet, some trimming including ½d panes with perfs clipped at top. Front cover with creasing and a small tear. SG BA6: Estimate £250-£300 (Image)

1911 (August) 2/0d booklet (#8), now KG V stamps and Cypher, perfs mixed including good. First advertisement interleaf Aitchison. Minor cover wear. *Candlish McCleery, 1976.* SG BB1: Estimate £300-£350 (Image)

1911 (August) 2/0d booklet (#10), perfs good throughout. First advertisement interleaf Empire Hotels. Very fresh and fine. *Nissen, 1956.* SG BB1: Estimate £300-£350 (Image)

1912 (April) 2/- booklet (#11), new cover, perfs good throughout. First advertisement Marsuma Cigarettes. *Rosen, 1953.* SG BB2: Estimate £350-£400 (Image)

1912 (April) 2/- booklet (#12), perfs clipped at top. First advertisement Palethorpes' Sausages. SG BB2: Estimate £300-£350 (Image)

1912 (September) 2/- booklet (#13), now Simple Cypher watermark, perfs with some minor trimming. SG BB3: Estimate £250-£300 (Image)

1912 (November) 2/- booklet (#14), new cover, perfs with some trimming. *Candlish McCleery, 2013.* SG BB4: Estimate £280-£320 (Image)

1913 (January) 2/- booklet (#8), new cover with edition number, perfs with some trimming. *Alcock, 1956.* SG BB5: Estimate £250-£300 (Image)

1913 (January) 2/- booklet (#9), panes mostly with some trimming. *Nissen, 1956.* SG BB5: Estimate £250-£300 (Image)

1913 (April) 2/- booklet (#10), panes with some trimming and a minor cover crease. *Alcock, 1958.* SG BB6: Estimate £200-£240 (Image)

1913 (May) 2/- booklet (#11), panes with some trimming. *Stott, 1955.* SG BB6: Estimate £200-£240 (Image)

1913 (July) 2/- booklet (#12), panes with mixed perfs. *Nissen, 1957.* SG BB6: Estimate £200-£240 (Image)

1913 (December) 2/- booklet (#16), panes with mixed perfs including good. *Nissen, 1957.* SG BB6: Estimate £240-£260 (Image)

1914 (May) 2/- booklet (#20), panes with mixed perfs with some good. Cover with some cracking. *Candlish McCleery, 1981.* SG BB6: Estimate £200-£240 (Image)

1914 (August) 2/- booklet (#22), perfs fair to good. *Nissen, 1957.* SG BB6: Estimate £230-£250 (Image)

1914 (September) 2/- booklet (#23), perfs good save trimmed at base on first 1d pane. *Nissen, 1957.* SG BB6: Estimate £250-£280 (Image)

1914 (October) 2/- booklet (#24), perfs good, front cover with small scuff at top left. *Nissen, 1957.* SG BB6: Estimate £230-£250 (Image)