What images do you see in the inkblots? Psychologists used these visually stimulating images to assess individual personality traits and mental illness. Patients would be…
This test was created as an alternative to the Stanford-Binet, which David Wechsler thought was inappropriate and inaccurate for testing adult intelligence. Rather than assign…
This is an example of the first major intelligence test. It was initially developed during World War I by an American psychologist, Lewis Terman, for…
This battery-powered ECG machine registers the electrical activity of the heart. Its widespread availability gave clinicians a powerful tool for diagnosing cardiac heart disease. It…
This American-built therapeutic device delivered a high-frequency electrical current to the body. Following the discovery by 19th century researchers that powerful high frequency currents could…
This pamphlet, extolling the medical virtues of electricity, was produced by the Toronto Medical and Electro Therapeutic Institute in 1877. In 1876, Jenny K. Trout,…
This baby scale was used by Dr. Eli Irvine who practiced medicine in Weston, ON (now part of Toronto) beginning in the 1890s. Emerging in…
Items (a) through (d) belonged to Dr. Albert Cuddy, a family physician who graduated from medical school in 1930. Together, they indicate the wide variety…
Catgut, a fibre made out of the intestinal walls of ruminants, was once widely used as a surgical suture. It naturally breaks down in the…
A stereoscope is a device that allows viewers perceive two side-by-side photographs, taken at slightly different angles of the same scene, as one three-dimensional image.…