London: Routledge & Kegan Paul, 1979. 8vo., pp.x,263, green cloth, gilt; light foxing and toning to edges, tobacco odour, else very good, in an unclipped dust-jacket, which is sunned to the spine, with rubbing/light chipping at the head and tail of spine, else very good.

London: Routledge and Kegan Paul, 1957. Reprint, 8vo., pp.xiii,260,(ix), green cloth, gilt; tobacco odour, with yellowing to edges, else very good, in unclipped dust-jacket, which is toned, with light sunning to spine, and light chipping at extremities.

London: Routledge & Kegan Paul, 1981. Reprint, 8vo.,pp.,xi,349, green hardcover, gilt; sticker residue to front endpaper light toning to edges, light spotting to head, very slight rubbing to extremities, tobacco odour, o/w a very good copy in an unclipped dust-jacket which is toned and lightly worn to edges, o/w good+

London: Routledge and Kegan Paul, 1957. Fourth impression of the the second, revised and augmented edition, 8vo., pp.xiii,393,(ix), green cloth, gilt; tobacco odour, with yellowing to edges, else very good, in unclipped dust-jacket, which is toned, with light sunning to spine, and light chipping at extremities.

London: Routledge and Kegan Paul, 1970. Second impression of the second, revised and augmented edition, 8vo., pp.xiii,393, green cloth, gilt; light foxing to edges and endpapers, slight tobacco odour, a very good copy, in very good price-clipped dust-jacket, which is just lightly chipped at head and foot of spine.

London: Routledge & Kegan Paul, 1981. Reprint, 8vo., pp.xii,609, green hardcover, gilt, b/w plates; tobacco odour, light toning and foxing to endpapers and edges, slightly toned throughout, very slight rubbing to extremities, a very good copy, in an unclipped dust-jacket which is toned, lightly soiled, and lightly rubbed, else good+.

London: Routledge & Kegan Paul, 1981. Reprint, 8vo., pp.xiv,453, green hardcover, gilt, colour frontispiece, b/w illustrations; tobacco odour, small price sticker residue to front free endpaper, light toning to endpapers and slightly throughout, light soiling to spine, slight rubbing to extremities, a very good copy, in an unclipped dust-jacket which is toned, lightly foxed and lightly rubbed to extremities, overall good.

London: Routledge & Kegan Paul, 1977. Reprint, 8vo.,pp.,viii,303, green hardcover,gilt; top lightly toned, fore-edge lightly scuffed, toning to margins,, o/w a very good copy in an unclipped dust-jacket which has a very small tear to right upper edge and a three centimetre tear to lower left corner on back of dust-jacket, else good.

London: Routledge & Kegan Paul, 1986. Reprint (second impression), 8vo., pp.735, green cloth, gilt, top edges green; tobacco odour, with yellowing to fore-edge, else very good. No dust-jacket.

London: Routledge and Kegan Paul, 1981. 8vo., pp.xiii,393,(ix), green cloth, gilt; tobacco odour, with yellowing and foxing to edges, else very good, in unclipped dust-jacket, which is toned, with light sunning to spine, and light rubbing at extremities.

New York: University of Columbia Press, 1973. 8vo., pp.ix,180, turquoise cloth, gilt; very minimal pen marking to rear paste-down endpaper, boards lightly toned, slight rubbing to extremities, a very good copy, in chipped glassine wrapper.

Los Angeles/London: Center for Medieval and Renaissance Studies, University of California, 1975. 8vo., pp.xvi,405, blue cloth lettered in silver; a very good, clean copy, in good(+) unclipped dust-jacket, which is worn and torn to extremities, and now in a protective cover.

London: The Louis Cassier Co, 1899. Fifth edition, large 8vo., pp.(vi),162-384, green cloth, gilt, pictorial title, numerous b/w illustrations and figures; foxing and small tear to cloth at head and foot of spine, light rubbing to extremities, a very good copy.

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.

Cambridge: Cambridge University Press, 2004. 8vo.,pp. xii,348, paperback, b/w figures; lightly sunned to spine, a very good copy.

Oxford: At the Clarendon Press, 1947. Third edition, 8vo.,pp. xii,311, green cloth, gilt; toned to margins, pencil annotation to front free endpaper and occasionally to margins, sunning to spine and lightly rubbed to extremities, a very good copy. No dust-jacket.

Manchester University Press. 8vo.,pp.22, printed wrappers; lightly rubbed and toned to extremities, ownerhsip autograph to front wrappers, a very good copy.

Amsterdam: North-Holland Publishing, 1957. First edition, 8vo.,pp. xi,108,red cloth, gilt, b/w figures; light toning to margins, otherwise very good, in a good unclipped dust-jacket, which is rubbed and toned to spine and extremities, chipped and some loss to head and foot of spine and wear to corners, small creased tears along margins.

London: Chatto and Windus, 1905. 8vo., pp.vi,401, blue cloth, gilt, 11 b/w illustrations including folding plate; foxing and toning to free endpapers, rubbing to extremities, light marking to cloth, overall very good. No dust-jacket.

Paris: Masson et Cie., Editeurs, 1955. 8vo., pp.xii,298, beige cloth lettered in black and red; tipp-ex marking and evidence of removed sticker to front endpapers, foxing and toning to spine and margins of boards, otherwise clean, a good+ copy. No dust-jacket.