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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Paleoclimatological implications of fossil tortoise bones

Dibenedetto, Joseph Nicholas, January 2008 (has links)
Thesis (Ph. D.)--University of Texas at El Paso, 2008. / Title from title screen. Vita. CD-ROM. Includes bibliographical references. Also available online.
2

Tricolor inheritance I. The tricolor series in guinea-pigs. II. The Basset hound. III. Tortoiseshell cats. /

Ibsen, Heman Lauritz. January 1916 (has links)
Presented as Thesis (Ph. D.)--University of Wisconsin--Madison, 1916. / Cover title. Reprinted from Genetics, vol. 1 (May-July 1916). eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references.
3

Advances in identifying archaeological traces of horn and other keratinous hard tissues

O'Connor, Sonia A., Solazzo, C., Collins, M. 2014 June 1923 (has links)
No / Despite being widely utilized in the production of cultural objects, keratinous hard tissues, such as horn, baleen, and tortoiseshell, rarely survive in archaeological contexts unless factors combine to inhibit biodeterioration. Even when these materials do survive, working, use, and diagenetic changes combine to make identification difficult. This paper reviews the chemistry and deterioration of keratin and past approaches to the identification of keratinous archaeological remains. It describes the formation of horn, hoof, baleen, and tortoiseshell and demonstrates how identification can be achieved by combining visual observation under low-power magnification with an understanding of the structure and characteristic deterioration of these materials. It also demonstrates how peptide mass fingerprinting of the keratin can be used to identify keratinous tissues, often to species, even when recognizable structural information has not survived.
4

Johann Friedrich von Uffenbach. Sammler – Stifter – Wissenschaftler / Johann Friedrich von Uffenbach. Collector - Donor - Scientist

Meyerhöfer, Dietrich 28 January 2020 (has links)
No description available.

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