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.

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.

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.

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.

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: Charles Gilpin; John Churchill; Edinburgh: A. & C. Black; Dublin: J.B.Gilpin. First edition, 8vo., pp.xxiv,283,(iv)adverts, decoratively blindstamped brown cloth, gilt; ‘Independent Order of Good Templars’ pictorial bookplate to front paste-down endpaper, contemporary neat ink gift inscription to front free endpaper, light foxing to contents, front inner hinge cracked but firm, spine sunned and slightly rubbed, water stain to front cover, a good copy.

London: J.M. Dent and Sons, 1987. 8vo., pp.vii,208, black hardcover, gilt, b/w figures; light marking to front board, a very good copy, in vg unclipped dust-jacket.

Oxford: Oxford University Press, 1935. 8vo.,pp. viii,365, dark green cloth, gilt, b/w figures, b/w frontispiece; ownership inscription to front free endpaper, light toning to margins, light sunning to spine and light rubbing to extremities, a very good copy. No dust-jacket.

London: William Pickering, 1994. 8vo.,pp. cvii,188, navy cloth, red title band and gilt lettering to spine, b/w illustrations, b/w frontispiece; a very good copy. No dust-jacket.

London: Frederick Muller, 1968. First edition, 8vo., pp.vii,182, grey hardcover, gilt; foxing to edges, a very good copy, in a price-clipped dust-jacket, which shows light surface soil, and a little rubbing to the extremities, but is otherwise very good.

London: Institution of Electrical Engineers, 2001. 8vo.,pp. xvii,235, pictorial hardcover, b/w figures and tables; lightly rubbed to extremities, a very good copy. No dust-jacket.

London: Published under the direction of the Royal Society of Literature of the United Kingdom by Humphrey Milford, Oxford University Press, 1913. 8vo., pp.clxxviii,614;xxv,804 red cloth, gilt; light rubbing to extremities, very good indeed, in unclipped dust-jackets, which are lightly worn to extremities, with possible light worming to front lower margin of jacket to Volume I, and with foxing/mottling to spines - now in protective covers and otherwise very good.

Cambridge University Press, 1996. 8vo., pp.xiv,295, hardcover with stamped title label in blue, gilt; slight tone to edges, a couple of small bumps to edges of boards, else clean and very good indeed, in unclipped dust-jacket, which has cm closed tear to front upper edge, small nick to headband, and removed sticker to rear of jacket, else vg.

Cambridge: Cambridge University Press, 2019. 8vo.,pp. xiv,361, pictorial hardcover, b/w and colour figures; a near-fine copy. No dust-jacket, as issued.

London: Routledge & Kegan Paul, 1983. First edition, 8vo., pp.xxv,129, green hardcover, gilt; tobacco odour, light surface wear to front free endpaper, slightly toned throughout, lightly foxed and toned to edges, light toning to boards, very slight shelf-wear, a very good copy, in an unclipped dust-jacket which is toned and lightly rubbed to extremities, with small area of loss to rear, and has a small price sticker to inner flap, else good +.

London: Routledge & Kegan Paul, 1987. Reprint, 8vo,pp.,x,597, green hardcover, gilt, b/w frontispiece; front and rear endpapers very lightly spotted, light toning to edges of text block and edges of margins, light tobacco odour, o/w a very good copy in a very good unclipped dust-jacket which is toned to edges and lightly worn

London: Routledge & Kegan Paul, 1986. Reprint, 8vo., pp.xxix,567, green cloth, gilt, b/w frontispiece, 64 b/w plates; tobacco odour, with toning to edges, else very good, in an unclipped dust-jacket, which has light chipping at head and foot of spine, else very good.

London: Routledge & Kegan Paul, 1980. Reprint of the second edition, 8vo., pp.xi,451,(ix), green cloth, gilt, b/w frontispiece, 50 b/w plates and 28 colour plates; tobacco odour, light foxing to edges, else a very good copy, in an unclipped dust-jacket, which is sunned to the spine, with light chipping at head and foot of spine.

London: Routledge & Kegan Paul, 1981. Reprint, 8vo., pp.,xi,333,green hardcover, gilt, b/w frontispiece, b/w illustrations; light toning and spotting to head and fore-edge, pages lightly toned to margins, sticker residue to front endpaper, tobacco odour, o/w a very good copy in an unclipped dust-jacket which is toned and foxed to edges, else good+