(1) Emil Huschke. Schaedel, Hirn und Seele des Menschen und der Thiere. Nach Alter, Geschlecht und Raçe. Dargestellt nach neuen Methoden und Untersuchungen (...). Nebst sechs Steintafeln mit photographischen Abbildungen. Jena, F. Maucke, 1854, VIII,194 p., 35 tinted lithographic illustrations on 6 plates, original printed boards, folio. Bookblock broken and loose; text sl. foxed throughout. Spine strengthened with cloth strip. (2) A. Ecker. Icones physiologicae. Erläuterungstafeln zur Physiologie und Entwicklungsgeschichte. Bearbeitet und herausgegeben durch Alexander Ecker. Einunddreissig Tafeln mit 464 Figren und 41 Holzschnitte. Leipsic, L. Voss, 1851-1859, (5) letterpress pages, followed by 31 engraved plates with illustrations. by C.A. Weber. Clothbacked printed boards, folio. Parts foxed, as usual. Ad 1: Copy with stamp (on title-page) and ticket (on inside frontcover) of the Ontleedkundig Laboratorium in Amsterdam (Mauritskade). Also with bookplate of Prof. Bolk on inside frontcover. Louis Bolk (1866-1930), famous Dutch anatomist and embryologist. He was responsible for the creation of the Ontleedkundig Laboratorium at the Mauritskade in Amsterdam, that opened in 1909. Ad 2: With owner's entry of H. Berkelbach van der Sprenkel and his annotation gekregen van: [blindstamp] of P. de Koning (with other indications of the Berkelbach library on frontcover). Also with nice old bookseller's ticket of Gebr. van der Hoek (Breestraat 301, Leyden).