General Information

Serial #

682

Part Number

1

Total Parts

1

AKA

N/A

Patents

N/A

General Description

PAPIER MACHE SLIDE RULE WITH WOOD CORE & HANDLE/ BRASS PARTS/ WOOD (MAHOGANY) BOX WITH BRASS HARDWARE & FELT PADDING

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length

45.0 cm

Width

11.3 cm

Height

10.0 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Mathematics

Category

Calculating devices

Sub-Category

N/A

Manufacturer

AKA

Stanley

Country

England

State/Province

Unknown

City

London

Context

Country

Unknown

State/Province

Unknown

Period

LATE 19TH C. TO BEFORE 1933. DONOR OWNED SLIDE RULE FROM 1933-1994 BUT NEVER USED IT.

Canada

EXAMPLE OF INSTRUMENT USED BYCANADIAN MECHANICAL ENGINEERS FROM LATE 19TH TO 2ND QUARTER OF 20TH CENTURIES

Function

A MECHANICAL ANALOGUE COMPUTING DEVICE USED FOR PEFORMING RAPID CALCULATIONS SUCH AS MULTIPLICATION, DIVISION, SQUARING & CUBING, RECIPROCALS, POWERS, ROOTS, & LOGARITHMS

Technical

INVENTED BY PROF. GEORGE FULLER IN 1878, SLIDE RULE HAS LOGARITHMIC LINE ARRANGED SPIRALLY ON SURFACE OF CYLINDER IN 50 TURNS, RESULTING IN WORKING LENGTH OF 41 FT., 8 IN. TO GIVE ACCURACY OF 1 PART IN 1000. USUAL MANNHEIM SLIDE RULE IS MAXIMUM OF 20 IN. IN LENGTH.

Area Notes

Unknown

Details

Markings

BLACK LETTERING READING 'FULLER SPIRAL SLIDE RULE' & 'No 682 STANLEY Maker LONDON'/ BLACK SCALES & NUMBERS/ INCISED '682' & SCALES ON BRASS PARTS/ GREEN & GREY LABEL AFFIXED TO BOX LID READS 'STANLEY TRADE MARK/ EVERYTHING/ FOR THE/ ENGINEER, ARCHITECT/ & SURVEYOR/ IN FIELD & DRAWING OFFICE/ W.F. STANLEY & CO. LTD./ 286 HIGH HOLBORN, LONDON, W.C.1'

Missing

COMPLETE

Finish

YELLOWED PAPER MACHE WITH CLEAR COATING/ BROWN STAINED & VARNISHED WOOD OF SLIDE RULE & CASE/ BRASS COLOURED PARTS/ GREEN FELT

Decoration

N/A