ANTIQUE HALL'S NAUTICAL SLIDE RULE J H STEWARD STRAND LONDON IS THE MAKER For Sale

ANTIQUE HALL'S NAUTICAL SLIDE RULE...
Made in England by J H STEWARD Ltd...
James Henry Stewards business was established in 1852 ...
Became a Ltd Company in 1913...
His premises were at 406 The Strand London..
In an advertisement from 1908 11th edition of Pickworth's book
J H Steward was the sole manufacturer of the Hall's Nautical Slide Rule..
Selling at that time for 17/6d.
This box wood slide rule is in exceellent condition for its use and age
Corners and edges excellent.
On the reverse side are the instructions...
Length...34 cms.
Width...5.2 cms.
Thickness...7 mm.
The rule comes with its original hard case.....It has the J H Steward Logo on the inside of the tongue.
In good condition except for a small patch of the covering fabric been scuffed.
N.Z International Airpost World wide from New Zealand with insurance FREE...