Cryosol: Cryosol, one of the 30 soil groups in the classification system of the Food and Agriculture Organization (FAO). Cryosols are characterized by frozen soil ... Britannica.com
Robert A. Millikan's Definitive Measurement. Robert A. Millikan started his work on electron charge in 1906 and continued for seven years. His 1913 article announcing the determination of the electron's charge is a classic and Millikan received the Nobel Prize for his efforts.
Ernest Rutherford demonstrated that the atom has an internal structure of a small, dense nucleus about which negatively charged electrons circle in orbits. (New Zealand). Rutherford formulated a model of the atom, which was like this: a very small positively charged nucleus, orbited by electrons.