Hanging spring scale with a "Chatillon / Iso-Seal / Type-4700 / Win-Holt / Equipment Corp." inscription. scale housing: 61 cm x 38.7 cm x 10.8 cm; 24 in x 15 1/4 in x 4 1/4 in ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Joseph F. Fritch (1846-1932), a ...

Researchers demonstrated a new type of optical manipulation: using laser light to pull a macroscopic object. The technology has potential for applications in the continued explorations of Mars.