"2. Bruxelles, M. Hayez, imprimeur de l'Académie Royale, 1853, in-8°. Article of 9 pp + 1 folding lithographic plate published in the '' Bulletin de l' Académie Royale des Sciences , des Lettres et des Beaux-Arts de Belgique, Issue N° 9 (Tome XX), Bulletin de la Séance du 23 septembre 1853 ''. Here on offer is the complete issue, as published, in original imprint. Pagination of the issue is 1-119 (with other articles). Unopened copy , sewn, with original wrapper ( a bit dustsoiled and discolored, bookblock broken). Original imprint of the article in which Van Beneden annouces the discovery of the trematoda - Onchocotyle borealis.( ;belgian;history;science;biology;zoology;ichtology;parasitology;bulletin;academy; ) .."
"2. Bruxelles, M. Hayez, imprimeur de l'Académie Royale, 1874, in-8°. Article of 6 pp + 1 folding lithographic plate published in the '' Bulletin de l' Académie Royale des Sciences , des Lettres et des Beaux-Arts de Belgique, Issue N° 6 (43e année, 2e série, tome 37), Bulletin de la Séance du 6 juin 1874 ''. Here on offer is the complete issue, as published, in original imprint. Pagination of the issue is 798-893 (with other articles). Unopened copy with damaged original wrapper, wrapper completely loose, bookblok broken, needs a binding, edges a bit dustsoiled and frayed. ( ;belgian;history;science;biology;zoology;whales;cetacea;bulletin;academy; ) ."
"2. Bruxelles, M. Hayez, imprimeur de l'Académie Royale, 1853, in-8°. Article of 6 pp + 1 folding lithographic plate published in the '' Bulletin de l' Académie Royale des Sciences , des Lettres et des Beaux-Arts de Belgique, Issue N° 4 (Tome XX), Bulletin de la Séance du 2 avril 1853 ''. Here on offer is the complete issue, as published, in original imprint. Pagination of the issue is 468-524 (with other articles). Unopened copy , sewn, with slightly damaged original wrapper, a bit dustsoiled and frayed. ( ;belgian;history;science;biology;zoology;pagodina;parasitology;bulletin;academy; ) . Original imprint of the first article which mentions the pagodina ( accepted name Nemesis Risso in the World Register of Marine Species). With a lithographic plate."
"2. Bruxelles, M. Hayez, imprimeur de l'Académie Royale, 1853, in-8°. Article of 6 pp + 1 folding lithographic plate published in the '' Bulletin de l' Académie Royale des Sciences , des Lettres et des Beaux-Arts de Belgique, Issue N° 2 (Tome XX), Bulletin de la Séance du 5 février 1853 ''. Here on offer is the complete issue, as published, in original imprint. Pagination of the issue is 144-306 (with other articles). Unopened copy , sewn, lacks original wrapper, titlepage seriously dustsoiled , margins frayed, bookblock broken. ( ;belgian;history;science;biology;zoology;eudactylina;bulletin;academy; ) . Original imprint of the first article which mentions the Eudactylina ( accepted name in the World Register of Marine Species). With a lithographic plate."
"0. Bruxelles, M. Hayez, imprimeur de l'Académie Royale, 1853, in-8°. Article of 6 pp + 2 lithographic plates published in the '' Bulletin de l' Académie Royale des Sciences , des Lettres et des Beaux-Arts de Belgique, Issue N° 6 (Tome XX), Bulletin de la Séance du 4 juin 1853 ''. Here on offer is the complete issue, as published, in original imprint. Pagination of the issue is 242-292 (with other articles). Unopened copy , sewn, with original wrapper ( a bit dustsoiled and discolored). ( ;belgian;history;science;biology;zoology;ichtology;parasitology;bulletin;academy; ) .."
"2. Bruxelles, M. Hayez, imprimeur de l'Académie Royale, 1853, in-8°. Article of 10 pp published in the '' Bulletin de l' Académie Royale des Sciences , des Lettres et des Beaux-Arts de Belgique, Issue N° 11-12 (Tome XX), Bulletin de la Séance du 3 décembre 1853 ''. Here on offer is the complete issue, as published, in original imprint. Pagination of the issue is 265-444 (with other articles). Unopened copy , sewn, with original wrapper ( a bit dustsoiled and discolored)(;belgian;history;science;biology;zoology;ichtology;parasitology;bulletin;academy; ).."
"2. Bruxelles, M. Hayez, imprimeur de l'Académie Royale, 1871, in-8°. Article of 15 pp + 1 lithographic plate published in the '' Bulletin de l' Académie Royale des Sciences , des Lettres et des Beaux-Arts de Belgique, Issue N° 9-10 (Tome 32), '' Bulletin de la Séance du 7 septembre 1871 ''. Here on offer is the complete issue, as published, in original imprint. Pagination of the issue is 122-232 (with other articles). Unopened copy , sewn, with original printed wrapper ( slightly dustsoiled, but a good/fine copy). ( ;belgian;history;science;biology;zoology;cetacea;bulletin;academy. )."