| Date Note | Known activity of artist based on other dated drawings |
| Description | Miscellaneous, small drawings, mostly spines, jaw and scales, from generally unidentified specimens of fossil fish, by Joseph Dinkel, Jacques Bourkhardt and G A H Köppel, [1834-1844]. Includes two rough pencil tracings of fossil fish taken from published sources, including George Young's 'Geological survey of the Yorkshire coast' (1822), Plate XVI, figs 7-8. |
| Administrative History | Collected/drawn as part of the research for Louis Agassiz's 'Recherches sur les Poissons Fossiles' (1833-1843/1844). |