Robervahl balance in a wood box with slate slab, bubble level, 3-inch metal pans with arrows, hinged glass cover, vertical white scale, and adjusting screws at the bottom. A tag on the edge of the cover reads: “HENRY TROEMNER / MAKER / PHILADELPHIA, PA. U.S.A. / CAP. 2 OZ. NO. 190-CLB / SERIAL NO. 1575.”
Our collection database is a work in progress. We may update this record based on further research and review. Learn more about our approach to sharing our collection online.
If you would like to know how you can use content on this page, see the Smithsonian's Terms of Use. If you need to request an image for publication or other use, please visit Rights and Reproductions.