Beam of a brass balance marked "J. Marden/Baltimore." When the point on the top of the beam was in a perfect vertical position, the weights on th e two pans were equally balanced. From the collection of H.J. Kauffman
Spun brass basin by Hiram Hayden of Waterbury, Conn. This must have been one of his earliest products since it bears the patent date 1851. From the collection of H.J. Kauffman
Spun brass basin by Hiram Hayden of Waterbury, Conn. This must have been one of his earliest products since it bears the patent date 1851. From the collection of H.J. Kauffman