Slide rule

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Ingenium, 1990.0212.001
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OBJECT TYPE: SPECIAL PURPOSE/STEAM PRODUCTION COSTS
DATE: 1951
ARTIFACT NUMBER: 1990.0212.001

MANUFACTURER: Perrygraf Corp.
MODEL: Unknown
LOCATION: Maywood, Illinois, United States of America

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: CARDBOARD/ METAL GROMMETS/ PAPER ENVELOPE

Dimensions

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

Length: 23.0 cm
Width: 7.9 cm
Height: N/A
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Industrial Technology
Category: Industrial equipment
Sub-Category: N/A

Manufacturer

AKA: Perrygraf
Country: United States of America
State/Province: Illinois
City: Maywood

Context

Country: Canada
State/Province: Unknown
Period: Unknown
Canada: Unknown
Function: A CALCULATOR USED TO DETERMINE THE COST OF PRODUCING STEAM BY COAL, OIL, & GAS FIRED BOILERS, USING KNOWN FACTORS OF FUEL COST, BTU VALUES OF DIFFERENT FUELS, & EFFICIENCIES OF STEAM PLANTS
Technical: Unknown
Area Notes: Unknown

Details

Markings: WHITE & BLACK LETTERING READING: `STEAM COST CALCULATOR/ Cleaver-/ Brooks/ Self-Contained/ BOILERS/ IS TO 500HP/ 15 TO 250 PSI' & `CLEAVER-BROOKS COMPANY. MILWAUKEE 12, WISCONSIN, U.S.A.' ON ONE SIDE/ ON OTHER SIDE MFR'S NAME & ADDRESS & `Slide-Chart Copr. 1951, PERRYCRAF Corp., Maywood, Ill.'/ BLACK PRINTING ON ENVELOPE INCLUDING `With the compliments of/ CLEAVER-BROOKS COMPANY/ 326 E. KEEFE AVE. - MILWAUKEE 12, WISCONSIN
Missing: N/A
Finish: GLOSSY RED, YELLOW, BLACK, & WHITE FINISH/ WHITE? ENVELOPE
Decoration: MFR'S LOGO ON SLIDE RULE & ENVELOPE

CITE THIS OBJECT

If you choose to share our information about this collection object, please cite:

Perrygraf Corp., Slide rule, after 1951, Artifact no. 1990.0212, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingenium.ca/en/id/1990.0212.001/

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