Cycloidal channels made for King George III by George Adams in 1762, Fleet Street, London. King George III's cycloidal channels 1762
Thunder House demonstration model made by George Adams, Fleet Street, London, 1771-1796. Thunder house by George Adams 1771-1796
Mechanical model illustrating the principle of the cyclotron, with 'Klaxon' geared 110 volt AC motor in fitted wooden crate with handles, made by Science Museum workshops for demonstration purposes, 1946. Mechanical model illustrating the principle of the cyclotron 1946