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.

Cambridge University Press, 2002. 8vo., pp.xvi,407, black hardcover lettered in silver, b/w frontispiece, b/w figures; a very good, fresh copy, in vg unclipped dust-jacket.

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

London: John Bale, Sons & Danielsson, Ltd, 1923. Large 8vo., pp.(viii),68, pictorial blue cloth, gilt, colour frontispiece and 27 b/w plates; sellotape stain to inner margins of frontispiece/title, handwritten ownership markings throughout (including to all plates and to lower edge), ownership inscriptions to front endpapers, paper title labels pasted to spine, light sunning to spine, a good copy.

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: Herbert Jenkins Limited, 1935. 8vo., pp.92,(iv)adverts, green cloth lettered in black, b/w frontispiece and 8 further b/w illustrations; foxing to titles and edges, just slight rubbing to extremities, else a very good copy indeed.

London: Chapman and Hall Ltd, 1907. Sixth edition with an additional chapter, 8vo., pp.vii,341, red cloth, gilt, 2 in-text illustrations, folding plate to rear of volume; toning and foxing to prelims, occasional foxing within, neat ink ownership inscription to front free endpaper (dated [19]‘09), cloth split for 3cms at head of upper joint, light sunning to spine and rear upper margin, corners just lightly bruised, else very good.

London: Groombridge and Sons, 1878. Third edition, 8vo., pp.xii,147, pictorial brown cloth stamped in gilt and black, a.e.g., colour frontispiece and 6 further colour plates, b/w in-text figures; foxing to prelims, small closed tear to fore-margin of front free endpaper and frontispiece, ink ownership autograph to front free endpaper, typed letter pasted to inner margin of front free endpaper, rubbing and slight wear to extremities, a very good copy.

1829. 8vo., pp.162-256,(iv), bound into unlettered moire cloth, b/w illustrations including folding plate; chipping and light wear to edges of contents, foxing and toning to contents, a good copy (binding vg).

London: Knight and Lacey. 8vo., pp.vii,454, recent brown calf spine, gilt, over brown paper-covered boards, new endpapers with brown linen tape reinforcement to inner hinges, wood engraved frontispiece showing Mr. Peter Nicholson, b/w figures to text; bookseller’s pictorial label to front paste-down endpaper, foxing and occasional soiling to contents, rubbing to extremities of boards, overall a very good copy in a rather rudimentary binding

Oxford: At the Clarendon Press, 1952. First editon, 8vo.,pp. 160, navy cloth, gilt; toning to endpapers, off setting to front and rear free endpapers and toning to margins, occasional light pencilling to margins, otherwise very good, in an unclipped dust-jacket, which is toned and rubbed to spine and extremities, with wear to corners.

London: The Nonesuch Press, 1931. Limited edition, no. 1018 of a total of 1375 copies, two volumes, 8vo., pp.xxxviii,724;vi,708, deckle-edged paper, full Niger morocco bindings by the Leighton-Straker Bookbinding company, five raised bands, green leather title labels to spines and small inlaid medallions to front boards, gilt, t.e.g.; small scuff to title label and to uppermost band of Volume I, darkening to spines, slight marking to boards, a fresh and otherwise near-fine set.

Cambridge: Deighton, Bell, and Co./London: Bell & Daldy, 1858. First edition, scarce, 12mo., pp.(iii),40, calf-backed marbled boards, gilt; some foxing throughout, a very good, clean copy in fine modern binding.

Tuusula: The Finnish Academy of Science and Letters, 1998. 8vo., pp.470, paperback; ownership bookplate to front wrapper verso, light shelfwear to wrappers, a very good copy.

Arbroath: Brodie and Salmond, 1893. 12mo., pp.134, uncut, pictorial green cloth, gilt; foxing to endpapers, author’s inscriptions to title page, light rubbing to extremities, a very good copy.

London: Archibald Constable & Co. Ltd, 1908. 8vo., pp.xvi,348,(8)adverts, green cloth, gilt, b/w plates and figures, including folding plate; front free endpaper cropped, with owner’s handwritten catalogue number to half title, upper corner of front board bumped, else very good.

Edinburgh: John Ballantyne And Co, 1810. 8vo.,pp. iv,90, half calf with decorative gilt and lettering to spine, marbles boards, new endpapers; toned and lightly foxed to margins, ownership autograph in pencil to title page, lightly rubbed to corners of boards, a very good, bright copy.

London: Chapman and Hall. 8vo., pp.xiii,417, blue faux-leather, gilt, colour frontispiece, 1 further colour plate and 3 b/w plates, numerous b/w in-text illustrations; ownership autograph to front free endpaper, light toning to margins throughout, a very good copy, in vg price-clipped dust-jacket with light partial sunning and small pull to laminate coating at rear lower margin. Now in protective cover.

London: Simpkin And Marshall, 1856. Small 8vo.,pp. 59, brown cloth, gilt lettering to front board, monochrome frontispiece; light toning to margins, soiling and scuff mark to front paste down endpaper, rubbed and toned to extremities, webbing becoming slightly visible to inner hinge, otherwise very good. No dust-jacket.

London: John Van Voorst. First edition, 8vo., pp.vii,206,(i), uncut, modern green cloth binding with new endpapers; some leaves roughly cut, with paper tape repair to upper margin of p.121, occasional archival tape repairs to fore-margins, slight evidence of erased pencil underlining to pp.90-1 and 169, light foxing to prelims, else clean and very good.