
Portable Equatorial
1748 · timepieces & measuring devices, decorative arts, sundial and compass — gilt and engraved brass, cut and blued steel, glass
H x W x D: 2 x 6.4 x 6 cm (13/16 x 2 1/2 x 2 3/8 in.)
Cooper Hewitt, Smithsonian Design Museum

No biography available for Jacob Emanuel Laminit, German yet.