Accession No

4499

Brief Description

Short beam, projection reading chemical balance, by Oertling, English, 1948

Origin

London; England

Maker

L. Oertling Ltd.

Class

balances

Earliest Date

1948

Latest Date

1948

Inscription Date

1948

Material

wood (mahogany); metal (brass, steel); glass; plastic (ivorine); stone (agate)

Dimensions

Outer case: height 744mm; length 775mm; breadth 440mm; inner case: height 430mm; breadth 335mm; depth 230mm

Special Collection

Provenance

Donated by the Spiller Research Laboratory, Cambridge, England.

Inscription

‘Oertling”
MADE
IN ENGLAND’ (ivorine plaque on top of front panel of both cases)
‘L OERTLING LTD. LONDON’ (beam)
‘Model.63P/PB’ (ivorine plate screwed to case)
‘358 90 11/8/48 NOW INSTALLED’ (pencilled in case)

Description Notes

In gilded brass with steel beam; openwork frame beam with agate centre and end bearings; graduated scale on brackets from beam divided 0 - 10, numbered by 1, subdivided to 0.1. Knobs for lifting beam. Screw thread with ball adjustment for beam. Agate planes on steel hangers to stirrup hung aluminiumised pans. Index screws into beam, square window in pointer.
Brass pillar on circular base; three plate horizontal member supports beam. Screw adjustable. Agate centre plane; sliding rider bar with magnifying glass, operated by knurled screws from right hand side. Arresting mechanism lever on left side. Illuminated scale at base with flex outlet at rear. Diagonal mirror for reading index at eye level with ground glass screen.
Case split by glass plate below beam. Whole mounted on black glass plate with 3 feet, two with levelling screws. Mahogany inner case with sliding 1/2 front and outer whole front. Upper and lower side doors.
Second large glazed mahogany case. Sliding front door with brass handles. Black-painted white metal lamp holder at reverse. Inside of case has 3 brass locating foot rests.

Condition good (outer case has splinter at back); complete

Has T number inside T792 and is also marked as 2026

References

Events