General Information

Serial #

N/A

Part Number

1

Total Parts

2

AKA

N/A

Patents

N/A

General Description

LIGHTWEIGHT METAL; PLASTIC CARD PLATFORM; STEEL PIN.

Dimensions

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

Length

23.5 cm

Width

12.9 cm

Height

3.2 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Computing Technology

Category

Digital peripheral devices

Sub-Category

N/A

Manufacturer

AKA

Unknown

Country

United States of America

State/Province

Unknown

City

Unknown

Context

Country

Canada

State/Province

Ontario

Period

EARLY 1960'S

Canada

NRC DECIDED TO IMPROVE ON THIS, KNEW THEY COULD DO BETTER AFTER SEEING THIS MODEL. SERVED AS STARTING POINT FOR THEIR WORK.

Function

Crude device to enable a person with a visual impairement to "read" computer cards by aligning card in frame and using a metal pointer (pin) to feel for the punched holes.

Technical

Simplest form of punched-card reader for the programmer with a visual impairment.

Area Notes

Unknown

Details

Markings

DOTS REPRESENTING NUMBERS ARE INDENTED RATHER THAN RAISED; "1" HANDWRITTEN IN BLUE BALLPOINT INK ON SILVER-COLOURED METALLIC SQUARE STICKER ATTACHED TO SURFACE.

Missing

N/A

Finish

METAL IS PAINTED A LIGHT, DULL, METALLIC GREEN; PLATFORM IS LIGHT GREEN; PIN DID HAVE LIGHT METAL FINISH (NOW EXTENSIVELY WORN AWAY).

Decoration

N/A