Glass plate
1878
Rayleigh apparatus
Inductor tube
Inductor tube
Inductor tube
Apparatus for the demonstration of fluid motion
Experiment apparatus
Large wooden trumpet
Manometer
Lantern slides to illustrate a method of enhancing photographic gradation
Multiple pipe for experiments on sound
Three metal dishes
Apparatus for demonstrating the interference of sound-waves
Horn with elliptical section (see note)
Diagram for stroboscopic speed regulation
Zinc bell
Magnetising coil
Triple coil mounted in mahogany ring
Apparatus for determining the refractivity of argon
Apparatus for determining the refractivity of argon
Induction-compensator
Induction-compensator
Instrument for measuring the intensity of vibration in the air
A Groves or Apps motor, for driving colour wheel.
Apparatus for experiments concerning aeolian tones
Model to illustrate the principle of reciprocity.
Experiment apparatus
Sound direction apparatus
Coils used as a standard of induction
Clay pipe-stems, used in experiments on Argon.
Apparatus for experiments on the superficial viscosity of water
Reflectors for short sound waves
Wooden stand with 3 levelling screws
Electrical interrupter
Apparatus for the demonstration of fluid motion.
Apparatus for experiments on the lubricating and other properties of thin oily films.
Apparatus used in the isolation of argon
Electrical interrupter
Apparatus for the preparation of Argon.
Hughens gearing to illustrate electromagnetic induction
Five eudiometer tubes
Apparatus for demonstrating the interference of sound-waves
Resistance apparatus
Inductor tube
Electrical interrupter
Four inductor tubes.
Apparatus used in experiments on the relation of the sensitiveness of the ear to pitch
Experiment apparatus
Apparatus, magnetic rotation of light
