Columbia subject headings:
Kanatchikov, S. (Semen), 1879-1940.
Revolutionaries--Soviet Union--Biography.
Russia--Social conditions--1801-1917.
Working class--Soviet Union--Biography.
Harvard subject headings:
Kanatchikov, S. (Semen), 1879-1940.
Revolutionaries--Soviet Union--Biography
Russia--Social conditions--1801-1917.
Working class--Soviet Union--Biography.
Princeton subject headings:
Kanatchikov, S. (Semen), 1879-1940.
Revolutionaries--Russia--Biography.
Russia--Social conditions--1801-1917.
Working class--Russia--Biography.