Take a look at some scientific and technological treasures from our collective past.
Treasures from the Collection
"The 1890s marked the birth of the modern bicycle with the advent of the diamond frame.
This is a replica of a sealed glass thermometer from Florence, circa 1654. It measured air temperatures from 0 to 40 degrees.
"An anemometer measures wind speed and direction. The first anemometers were made in the 15th century. A new anemometer was designed by the Canadian John Patterson during the 1920s.
"This model used a black mirror to reflect the images of clouds. Using the compass points and a graduated scale, it measured cloud movement as an indicator of meteorological conditions.
To play the theremin, all you have to do is wave your hands.
Arcade-goers could play mechanical baseball on this pinball machine.
This well-travelled beacon alerted sailors crossing the Northern Atlantic to the approaching shallows and coastline.
The tricycle was originally created for adults. At the beginning of the 20th century, manufacturers began to produce tricycles for children.
People have been making butter for thousands of years. A churn mechanically turns milk into butter.
This Conservo steam cooker was made circa 1910. It was hailed as a time-saving kitchen appliance.
Before the electrification of private dwellings, homes were equipped with insulated iceboxes that held blocks of ice.
This aircraft was built in Owen Sound, Ontario by Robert McDowall in 1915.
The Curtiss HS-2L flying boat was designed in 1917.
The zenith telescope uses the position of stars to determine astronomic latitude.
Red Fife is Canada´s oldest variety of wheat.
This electric keratometer measures the curvature of the cornea in order to prescribe optical correction.
X-rays were discovered in 1895. Portable X-ray machines used for battlefield examinations were invented during World War I.
A Singer sewing machine from circa 1895.
An Art Deco-style oscillating fan from circa 1930.
The Serial Sound Structure Generator (SSSG) was developed between 1965 and 1970 by electronic music pioneer Hugh Le Caine, at the National Research Council in Ottawa.
The Una-Fon is the oldest electronic instrument in the Museum´s music collection.
In 1984, Joseph Kittinger made the first solo transatlantic balloon flight.
Candling is a method used to examine eggs.