| Description | Blue cloth-covered notebook from Bartlett's 1930-1931 year at Queens' College, Cambridge.
The notebook is divided into sections headed 'Properties of Matter', 'Electricity', 'Sound' and 'Heat'. Included are calculations, diagrams, graphs and notes on results of experiments.
Experiments include: surface tension of soap solution; buoyancy; surface tension of mercury; viscosity of water, air, treacle; rigidity; velocity of sound; stroboscope; mechanical equivalent of heat; Crompton potentiometer; permeability; diode valve; high frequency resonance; Wattmeter; AC Supply; heating of electrical apparatus; constant volume air thermometer; thermal conductivity of copper; heats of air. |