The SciencesExperiments with Floating and Suspended Magnets, Illustrating the Action of Atomic Forces, the Molecular Structure of Matter, Allotropy, Isomerism, and the Kinetic Theory of GasesBy Alfred M. Mayer on June 22, 1878AdvertisementABOUT THE AUTHOR(S)Recent Articles by Alfred M. MayerAn Apparatus to Show, Simultaneously to Several Hearers, the Blending of the Sensations of Interrupted TonesStudies of the Phenomena of Simultaneous Contrast Color; and on a Photometer for Measuring the Intensities of Lights of Different ColorsStudies of the Phenomena of Simultaneous Contrast Color; And on a Photometer for Measuring the Intensities of Lights of Different Colors