[Slide Rule] Pritchard Canadian Ltd., A. Kowalchuk, Brown Leather

Object/Artifact

-

Canadian Energy Museum

[Slide Rule] Pritchard Canadian Ltd., A. Kowalchuk, Brown Leather - Full: View of slide ruler with leather case
[Slide Rule] Pritchard Canadian Ltd., A. Kowalchuk, Brown Leather - Full

View of slide ruler with leather case

Name/Title

[Slide Rule] Pritchard Canadian Ltd., A. Kowalchuk, Brown Leather

Entry/Object ID

2023.6.53

Tags

1970s, Alberta, Canada, Calgary, Toronto, Ontario, Construction, Engineering, Green, Leather, Brown, Measuring Tool, Metal, Plastic, Pickett, Pritchard Canadian Ltd., Ruler, Slide Rule, Slipstick, Additional Action needed for preservation

Description

A pale-green Pickett manufactured slide rule, with leather storage case. Branded to Pritchard Canadian Ltd (Calgard, Alberta), customised for A. Kowalchuk. Slide Rule: An all-metal Pickett manufactured slide rule, in pale-green. Bears branding for "Pritchard Canadian Limited; Toronto, Ontario and Calgary, Alberta, Canada; Engineers; Constructors" in black print on the front. Also bears the following black text along the base of the front side: "PICKETT ALL METAL SLIDE RULES" (left), and "MADE IN U.S.A." The back of the slide rule bears the model number (MODEL N 200-ES TRIG) on the left, and "PICKETT" in stylised font on the right. Leather Cover: A brown-coloured leather case, custom-made for the slide rule, and has been customised with the name "A. KOWALCHUK" in the middle of the front side. The opening has not closure flap, but does have a release tab (on back), which when pulled slides the slide rule partially out for easy removal. On the tab is "PICKETT" in stylised gold font. Also on the back is a rigid clip to allow the case to be attached to a belt or other object. On the Leather is stitched together, with some pressed detailing around the edge of the opening and flap.

Collection

Orphan Objects Collection

Cataloged By

Danielle P. Lane

Category

Slide Rule
Rulers and Drafting Tools, Technical Stationary and Tools, Technical Equipment

Acquisition

Accession

2023.6

Acquisition Method

Found

Made/Created

Manufacturer

Pickett

Date made

circa 1970

Time Period

20th Century

Inscription/Signature/Marks

Type

Inscription

Location

Front of leather case (middle).

Transcription

A. KOWALCHUK

Language

English

Material/Technique

Painted

Notes

Original colour is unclear, has faded to a pale-brown and green.

Lexicon

Nomenclature 4.0

Nomenclature Secondary Object Term

Rule, Slide

Nomenclature Primary Object Term

Processor, Analog Data

Nomenclature Sub-Class

Data Processing Devices

Nomenclature Class

Data Processing T&E

Nomenclature Category

Category 06: Tools & Equipment for Communication

Dimensions

Dimension Description

Slide Rule in Leather Case

Width

51 mm

Length

166 mm

Dimension Description

Slide Rule

Width

39 mm

Depth

8 mm

Length

153 mm

Material

Leather, Metal, Plastic, Fabric

Color

Brown, Black, Green, Gold, Silver

Condition

Reason for Exam

Accession

Overall Condition

Fair

Condition Detail

Mold / Mildew, Creasing

Date Examined

Mar 23, 2023

Examined By

Danielle P. Lane

Surface

Mildew on outside of leather case.

Materials

Light creasing around the opening of the leather case.

Notes

The slide rule is in very good condition.

Created By

Danielle P. Lane

Create Date

March 8, 2023

Updated By

Danielle P. Lane

Update Date

April 28, 2023