General Information

Serial #

N/A

Part Number

1

Total Parts

1

AKA

N/A

Patents

N/A

General Description

3 PLASTIC DISKS/ METAL SPINDLE

Dimensions

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

Length

N/A

Width

10.2 cm

Height

N/A

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Space Technology

Category

Miscellaneous

Sub-Category

N/A

Manufacturer

AKA

RAND

Country

United States of America

State/Province

California

City

Santa Monica

Context

Country

Canada

State/Province

Ontario

Period

LATE 1950S+

Canada

AMERICAN DESIGNED & MADE SLIDE RULE, THIS EXAMPLE PROBABLY OWNED BY ROGER EATON, WHO WAS VOLUNTEER & EDUCATOR AT CSTM IN MID-1990S, BECAUSE HIS NAME IS ON COVER OF INSTRUCTIONBOOKLET.

Function

DEVICE USED TO CALCULATE SINGLE-STAGE ROCKET PERFORMANCE, INCLUDING SUM OF BURNOUT VELOCITY & VELOCITY LOST, SPECIFIC IMPULSE & % FUEL (RATIO OF FUEL WEIGHT TO GROSS WEIGHT) [REF.1].

Technical

EXAMPLE OF SPECIALIZED SLIDE RULE USED TO CALCULATE SINGLE-STAGE ROCKET PERFORMANCE, CONSISTING OF THREE CONCENTRIC PLASTIC DISKS.

Area Notes

Unknown

Details

Markings

BLACK LETTERING ON UPPER DISK READS "The [SCRIPT] RAND Corp. [SCRIPT]/ ROCKET PERFORMANCE COMPUTER" & "(C) 1959 (EHS); BLACK SCALES & NUMBERING ON ALL DISKS/ BLUE LETTERING ON FRONT COVER OF MANUAL READS "THE ROCKET PERFORMANCE COMPUTER/ E.H. SHARKEY/ RM-2300-RC/ December 8, 1958/ THE RAND CORPORATION/ SANTA MONICA CALIFORNIA"; SAME LETTERING IN BLACK ON TITLE PAGE WITH Copyright 1959 The RAND Corporation"; BLACK HANDWRITTEN LETTERING ON COVER READS "Roger S. Eaton"

Missing

APPEARS COMPLETE

Finish

OFF-WHITE LOWERMOST DISK/ LIGHT GREY MIDDLE DISK/ COLOURLESS TRANSPARENT UPPERMOST DISK

Decoration

N/A