Optometer, objective or subjective
1801-1900
Scales, apothecary's, cased
1825-1870
Balance, 1751-1850
1751-1850
Scales, steel beam
1700-1850
Set of coin scales with steel beam
1801-1900
Scales, steel beam
1700-1850
Scales, iron beam with copper pans
1750-1850
Optometer, objective or subjective
1831-1900
Scales, steel beam with copper pans
1750-1850
Optometer, objective or subjective
1831-1900
Weighing scales
Scales with steel beam and brass pans
Apothecary's hand balance with steel cross-beam and brass pans
Apothecary's hand balance with steel beam and brass pans
Handheld scales
Apothecaries scales
Small hand beam scale
Apothecary's balance with steel beam and brass pans
Hand held scales
Balance, scales for weighing.
1801-1830
Coin scales
1801-1900
Steel beam from apothecary's balance
1801-1900