Cambridge: Cambridge University Press, 1948. 8vo., pp.vii,652, hardcover, silver lettering, b/w diagrams and illustrations; ownership autograph to front free endpaper, lightly toned, else internally clean, rubbed to extremities, else a very good copy in a good+ unclipped dust-jacket, with a few light marks, some rubbing and wear to spine, small area of loss to headband and chipping to tailband.

London: The Folio Society, 2000. First Folio Society edition. 8vo., pp.224, pictorial green cloth, gilt lettering, t.e.g., b/w and colour illustrations, colour frontispiece, pictorial endpapers; a fine copy in matching green slipcase with some light scratches.

London: Derricke Ridgway, 1952. First UK edition, small 8vo., pp.146, hardcover, black lettering; toning to endpapers, ink stamp to front free endpaper, foxing to edges of text-block, a good+ copy in a good unclipped dust-jacket, rubbed with spots of foxing and some marks and light stains, previous seller’s price sticker to rear.

Landsberg am Lech: Ecomed Verlagsgesellschaft, 1993. Large 8vo., pp.800, red hardcover with colour inlay, colour plates; guttering lightly visible, binding working loose to rear, light soiling to p.4 and p.5, slight rubbing to boards with slight soiling to rear, a good + copy. No dust-jacket.

New York: Barrie & Rockliff, 1969. First edition. 8vo., pp.336, hardcover, gilt, colour frontispiece, light foxing to endpapers and for-edge of text block, lightly rubbed, slightly sunned to upper margin, very light tobacco odour, else a very good copy in a good price clipped dust-jacket, which is rubbed to extremities, light chipping to extremities, two small tears to spine.

London: Spink, 1997. 8vo., pp.175, blue hardcover, gilt, b/w illustrations; one very small mark to front board, else a near-fine copy in a vg unclipped dust-jacket.

London: Routledge and Kegan Paul, 1959. First edition, small 8vo., pp.ix,232, black cloth, gilt, 7 b/w plates and 3 in-text figures; a very good copy, in a price-clipped dust-jacket, which is chipped to the head of tail of spine, with minimal loss, and has 3cm closed tear to head of fold over upper joint, small closed tear to rear upper margin, and some toning to the pale paper.

New York, London: D. Appleton-Century Company, 1936. Small 8vo., pp.95, green cloth, pictorial inlay to front board, unlettered spine, b/w frontispiece and pictorial title, b/w illustrations throughout; toning and foxing to endpapers, light toning to edges/margins throughout, spine sunned, with rubbing to extremities and a few marks to the cloth, else very good.

London: Chapman and Hall. Three volumes, 8vo., pp.xvi,461;xvi,446;xiii,340,392,258, full calf prize bindings with decorative heraldic device to front and rear boards, five raised bands with gilt decorations to compartments, black title bands, gilt, marbled endpapers and edges, engraved frontispiece portrait to Volume I, small b/w map to Volume II; prize bookplate to front paste-down endpaper of Volume I, a fresh and near-fine set.

London: Unwin Hyman Limited, 1990. 8vo., pp.,xxv,230, blue and grey hardcover, blue lettering;pages lightly toned, spotting to fore-edge, o/w a very good copy in unclipped dust-jacket

Oxford: Oxford University Press, 2015. 8vo.,pp. xvii,531, hardcover, silver lettering, b/w figures; a near-fine copy, in a near-fine unclipped pictorial dust-jacket.

London: Christopher Johnson, 1954. First edition, 8vo.,pp. 207, hardcover, gilt, toned and lightly foxed to edges of text block and to endpapers with light toning to margins, slight pulling to paper at inner hinge of p.56-57, lightly toned to head and foot of spine and extremities, otherwise a very good copy, in a good unclipped dust-jacket, rubbed and toned to spine and extremities, small piece missing to head of spine, small stain to upper margin of front.

London: Collins, 1960. First edition, 8vo., pp.xiv,241, green cloth, gilt, colour frontispiece, 4 b/w plates and numerous in-text figures; foxing to fore-edges and end blanks, slight wear to cloth along lower edge of rear board, slight sunning to margins of boards,a very good copy, without dust-jacket.

London: The Religious Tract Society, 1889. 4to., pp.224, pictorial blue cloth, decorative gilt, gilt lettering, a.e.g., b/w frontispiece, b/w illustrations; prize presentation bookplate to front paste-down endpaper (dated 1907), toning to front free endpaper, spots of foxing throughout, particularly to initial pages, light rubbing to extremities, overall a very good copy.

Bristol: Adam Hilger, 1991. 8vo., pp. 184, black hardcover, gilt, b/w figures and illustrations; a very good indeed copy in a vg unclipped dust-jacket with some light surface scratches.

London: Longmans, Green and Co, 1917. 8vo., pp.vii,127, untrimmed edges, pictorial buckram cloth with pictorial spine, gilt, t.e.g., capital letters and title to upper margins in red; owner’s ink inscription, dated 1917, to front free endpaper, light foxing to prelims, cloth has cleanly broken along front joint and been neatly re-glued, light wear to headband, darkening to spine and margins of rear board, overall a very good copy.

Leeds: printed for the Yorkshire Naturalists’ Union by Taylor Brothers, 1883. 8vo., pp. 190, blue hardcover, gilt, decorative gilt to front board, one colour plate in with prelims; foxing to endpapers, occasional spots throughout text, pages slightly coming away from lower gutter, light pencilling to pages 12-16, light wear to extremities of boards, especially to the corners which are lightly bruised, some light marks to boards, a good+ copy.

London: W. Law, A. Millar, R. Cater. 8vo., pp.(iv),210, full sprinkled calf, black gilt-lettered label to spine, complete with twenty illustrative copper-engraved plates by J. Fraser; armorial bookplate to front paste-down endpaper, 3cm tear to text of p.49/50 (not affecting legibility), small hole to text of p.45/6 (apx. 4x3mm; again, text remains legible), small closed tear to lower margin of final text-leaf (p.209/10), light foxing and a few light marks to plates, rubbing to spine and extremities, with slight loss to head and tailbands, spine worn and retouched, joints starting but remain firm, a good+ copy, which is internally very good.

London: Martin Lawrence Limited, 1928. First edition, 8vo., pp.414, blue cloth, gilt, b/w frontispiece portrait with tissue guard; light foxing to prelims, light rubbing to extremities, a very good copy, in an edgeworn unclipped dust-jacket, which has 1cm loss at headband, chipping and closed tears to the edges, and staining/marking to the paper. Now in a protective cover.

London: Harrap, 1974. 8vo., pp.138, brown hardcover, gilt, b/w illustrations; a very good copy, in a very good unclipped dust-jacket.