Energy Ontario DriveSave Fuel Economy Calculator Slide Rule

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Description
In 1982 the government of the Canadian province of Ontario prepared this silver and orange paper linear slide rule for motorists. The front cover is marked: Energy (/) Ontario. It is also marked: fuel (/) economy (/) calculator. It is also marked: DriveSave (/) Improving the Fuel Economy (/) of Automobiles in Ontario. Inside are instructions for tracking distances driven and fuel purchases on a provided "fuel economy log" and for calculating miles per gallon or liters per 100 kilometers with the provided slide rule.
The back cover contains driving and maintenance tips for improving fuel economy. It is marked: Ontario. It is also marked: Ministry of (/) Transportation and (/) Communications (/) Hon. James W. Snow (/) Minister. It is also marked: Ministry (/) of (/) Energy (/) Hon. Robert Welch (/) Minister. DriveSave was located in the Ministry of Transportation offices in Downsview, Ontario. Snow served from 1975 to 1984, and Welch served from 1979 to 1983.
Location
Currently not on view
date made
1982
maker
Province of Ontario
place made
Canada: Ontario
Physical Description
paper (overall material)
Measurements
overall: .2 cm x 17.9 cm x 8.5 cm; 1/16 in x 7 1/16 in x 3 3/8 in
ID Number
1988.3078.04
nonaccession number
1988.3078
catalog number
1988.3078.04
Credit Line
Transfer from Division of Engineering and Industry
subject
Mathematics
Rule, Calculating
Automobiles
Government
See more items in
Medicine and Science: Mathematics
Science & Mathematics
Slide Rules
Energy & Power
Data Source
National Museum of American History, Kenneth E. Behring Center

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