Accession No

0578

Brief Description

hydrostatic money scale, Bradford type, by R. Darby, English, 1800 (c)

Origin

England; Chipping Camden

Maker

Darby, R.

Class

physics; balances

Earliest Date

1800

Latest Date

1800

Inscription Date

Material

metal (brass, steel); paper (cardboard); hide (leather)

Dimensions

box length 212mm; breadth 24mm; height 12mm

Special Collection

Robert Whipple collection

Provenance

Purchased from T.H. Court on 01/03/1930. Said to be Bradford’s Hydrostatic Guinea Scales.

Inscription

‘RD’ (stamped on leather of case)

Description Notes

Brass beam graduated [8] - [38], numbered by 10 (but with 35), divided to 1, marked ‘A’ (air); scale below graduated [9] - [41], numbered by 10 (but with 35 and without 40), divided to 1, marked ‘W’ (water). Verso graduated [36] - [74], numbered by 10, divided to 1, marked ‘B’ and [37] - [79], numbered by 10, divided to 1, marked ‘W’. Dots mark 1/2 on all scales. Brass slide. Two pairs of steel pivot points marked ‘A’ and ‘B’ corresponding to either side of scale.
One end slightly turned up with ring bearing. (Coin plate and support missing). Cardboard slip case covered with embossed leather.

Condition: fair; incomplete (coin plate and support missing).

References

Events