For less popular usage than Durnty's U.S.S.R., this is a concentrated, studious history of the Russian revolutions of this century, non-partisan, analytical, if incking in human values. The early rebellions; the revolution of 1905 in which the proletariat played its first political role, the evolution of the parties of the left; 1917 and the versus the Soviet -- the long Civil War which culminated in Lenin's triumph and terror; the formation of the Soviet Union and what it has accomplished; Stalin and his dictatorship, the purges, the trials, the removal of religion; and the possibilities of another revolution -- by the presents. For study, reference primarily.