Displaying results 1 to 1 of 1


1. Anon, 'Physics and Astronomy[1] The Aperiodic Movements of Deadened Magnetic Needles[2] Regulator for Electric Light[3] Breadth of the Spectrum-Lines[4] Dynamic Power of the Sun[5] The Motion of the Solar Prominences[6] A Water Telescope', Academy, 1 (1870), 237–38