Accession No

3024

Brief Description

wind corrector, by J. H. Steward, English, 1/2 20th Century

Origin

England; London; 406 and 457 Strand

Maker

J. H. Steward Ltd.

Class

military

Earliest Date

1900

Latest Date

1950

Inscription Date

Material

plastic (celluloid); metal (steel)

Dimensions

length 155mm; width 155mm

Special Collection

Steward collection

Provenance

Collection purchased from member of the Steward family, 1974.

Inscription

‘INSTRUCTIONS.
SET TRUE BEARING OF
LINE OF FIRE OPPOSITE TRUE
BEARING OF WIND
READ IN THE WINDOWS THE RANGE & LINE CORRECTIONS
FOR A 10 FEET PER SEC WIND.
(For 20 Ft per Sec. multiply by 2, &c.)
invented by
Lieut L.A.NOTCUTT,
r.a.
Made by
J.H.STEWARD, LTD.
406 & 457, STRAND,
LONDON.’ (bottom)

Description Notes

Rectangular piece of ivory celluloid with rotatable disc held in centre by steel pin. Degree scale on base plate for true bearing of wind divided [0] - 360 numbered by 10. Rotatable disc carries degree scale similarly divided for true bearing of line of fire. Two windows in disc for obtaining line correction and range correction according to table set out on base plate.

Condition good (warped and discoloured); complete

References

Events