Galilean refracting telescope (spyglass) with shagreen body and brass tubes by Henry Pyefinch 1763-1791
Rectangular black fish-skin instrument case containing five mastoid drills and three other instruments 1860-1920
Octagonal Pocket Sundial, Butterfield type, brass, in case, unisigned, England Octagonal Pocket Sundial
Two AquAdvantage Bred transgenic salmon in display case, bred by Aqua Bounty Farms in December 1997 and sacrificed in July 2000. One fish contains a growth hormone transgene, the other is a sibling without the transgene. Two salmon, one with and one without growth hormone transgene, 1997 1997-2000
Set of scales, with oval box-type beam ends, in fish-skin covered case, with twelve weights, possibly English, 1701-1900 Set of scales 1701-1900
Telescope, early 18th century, inscribed: "J. Marshall" 4-draw tube covered with fishskin, draw-tubes covered with green vellum, stamped with gilt ornament, horn mounts, silver dust-caps. Length 12 1/4", O.G. aperture 5/8" Telescope, early 18th century
Galilean telescope (spyglass) with triple achromatic object glass, 4-power eye-piece, in black fish-skin case by Benjamin Martin, London, England, c. 1782. Fitted with slotted bracket for tripod. Lacking the dust-cap for the object glass Galilean telescope (spyglass) with triple achromatic object glass 1780-1790