IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This dumpy level is one of six ...

Dumpy Level at Dover Castle is to open for limited tours on Sunday and Tuesday.

This dumpy level is one of six identical instruments that the Interstate Commerce Commission of New Jersey ordered in July 1914, each to be engraved "INTERSTATE COMMERCE COMMISSION." C. L. Berger & ...