Apothecary's balance with steel beam and brass pans

Apothecary's balance with steel beam and brass pans, in rectangular wooden box with 12 assorted weights, English, 1750-1900

Parts

2 square brass weights - 2 and 1 scruples

2 square brass weights - 2 and 1 scruples

2 square brass weights - 2 and 1 scruples

Materials:
brass
Object Number:
A656017 Pt1
type:
weights
5 brass weights

5 brass weights

Set of 5 brass weights, to weigh parts of ounces - 04, 2x.03 and 2x.02 oz - likely penny weights

Materials:
brass
Object Number:
A656017 Pt2
type:
weights
4 thin, brass weights -3x6 grains and 1x1 grain

4 thin, brass weights -3x6 grains and 1x1 grain

4 thin, brass weights -3x6 grains and 1x1 grain

Materials:
brass
Object Number:
A656017 Pt3
type:
weights
Small brass weight

Small brass weight

Small brass weight, of unknown value - similar to a 2 scruple weight

Materials:
brass
Object Number:
A656017 Pt4
type:
weights