1981 102 p., 39 figs, frontispiece, paperbound (back cover missing). Published in: Bulletin of the Biological Society of Wahington.
1977 176 p., 4to, paperbound. Library stamps (Zoologisch Museum Amsterdam). Bulletin of the Auckland Institue and Museum.
2007 Paris, Seuil, 2007 : in-4°, cartonnage éditeur avec jaquette 142 pp., très nombreuses illustrations en couleurs in-texte. Très bon état !
1986 95 p., numerous figures, paperbound. Thesis. Library stamps, and lower margin of front cover rather thin.
1997 131 p., 347 figures, paperbound. Folia Heyrovskyana. Supplementum 3. Library stamps, else very good copy.
1969 238 p., 231 figs, paperbound. Library stamps. Published in: Pacific Insects.
1969 238 p., 231 figures, 1 folded map, cloth, gilt author/title on spine. Pacific Insects. Library stamps, else good, well bound copy.
2007 62 p., num. figs & pls (many col.), 4to, paperbound. Library stamp. Published in: Entomofauna.
2011 448 p., 306 genitalia photographs, 20 coloured plates, numerous distribution maps, 4to, hardbound (dust jacket). Library stamps, else good copy.
1927 Two papers in one. 110 p., new cloth, gilt author/title on spine (original printed front cover bound in). Coleopterological Contributions. Library stamps, else good, well bound copy.
1936 631 p., numerous figures, contemporary red cloth with gilt title on spine.Rather rare revised catalogue on the insects of Puerto Rico. With a list of a grand total of the 3594 insects encountered. Published in the University's Journal of Agriculture. Loosely inserted: a typed loose index card with the number of species in each order. Library stamp on front paste-down. Otherwise a good copy.
1985 201 p., num. figs, paperbound. Library stamp. Published in: Proceedings of the Academy of Natural Sciences, Philadelphia.
1972 335 p., 32 figures, 20 plates, paperbound. Library stamps, else good unopened copy.
1875 251 p., 8 lithographed pls, roy. 4to, disbound (no covers). Unopened copy. Published in: Nova Acta. Abh. der Kaiserl. Leop.-Carol. Deutschen Akademie der Naturforscher.
1875 Nova Acta Acad.Caesar.Leop.Carol., Bd. 38, 1875 : In-4 Raisin, En feuillets. extrait, 251 pp., 8 planches lithographiques hors-texte, sans couverture, infimes rousseurs Très bon état, Couv. convenable, Dos satisfaisant, Non coupé.
1954 xvi, 182 p., num. figs & pls, paperbound. Published in: Bonner Zoologischer Beiträge. Includes an account of the expedition by Wolf, and papers on Tipuliden and Blepharoceriden (Diptera) by Mannheims, Flöhe (flees), Culicidae (Diptera) and birds by Peus and Odonaten by Buchholz.
1971 335 p., 20 plates, paperbound (original printed covers). A thorough study, with photos showing habitats and individual butterflies. Uncut, partially unopened. A good clean copy.
1971 335 p., 20 plates, paperbound (original printed covers).A thorough study, with photos showing habitats and individual butterflies. Uncut, partially unopened. Ex-library copy with sticker on spine and stamp on title-page. Handwritten note on front cover. Otherwise in good condition.
1966 Centro di Entomologia Alpina e Forestale del Consiglio Nazionale delle Ricerche, n° 107, 1966 : in-8, broché 385 pp., 16 planches N&B hors-texte, 39 cartes et 5 tableaux in-texte. Très bon état, non coupé !
1955 Urbana, University of Illinois Press, 1955 : In-8 Raisin, Cartonnage d'éditeurs. ix, 479 pp., 62 figures et tableaux in-texte, cachets de bibliothèque en page de garde et faux-titre, étiquette libraire en page de garde, 2° mors intérieur fendu, 13 chapitres traitent de la biologie des oiseaux Bon état, Couv. convenable, Dos satisfaisant, Intérieur frais.
1988 78, 161 p., paperbound. Neue Entomologische Nachrichten.
1988 78, 161 p., paperbound. Neue Entomologische Nachrichten. Library stamps, else very good copy.
2005 440 p., numerous coloured figures, over 1800 coloured photographs, paperbound. Library stamps, else very good copy.
1949 (2nd complete ed.) xxxii, 321 p., 55 (36 col.) pls, 1 folded map, col. frontispiece, 4to, cloth. One page with small repaired tear.
1878 9 p., 2 lithographed pls, disbound (partly loose, no covers). Published in: Proceedings of the Zoological Society of London. Small waterstain in top right corner, not affecting the fugures.