Magdalenian cultures, [72].
Man, origin of, [57]; primitive home of, [66], antiquity of, [73-70]; and nature, [141]; not a slave to environment, [149].
Manorial system, [430].
Manuscripts, discovery of, [364].
Marxian socialism in Russia, [427].
Maya race, [192].
Medicine, [308].
Medontidae, [234].
Men of genius, [33].
Mesopotamia, [154].