Luxemburg, Rosa

7

Cliff, Tony

3

Nettl, JP

3

Ettinger, Elzbieta

2

Frolich, Paul

2

Geras, Norman

2

Abraham, Richard

1

Adler, Georg

1

Aldred, Guy A

1

Archer, Robyn

1

Basso, Lelio

1

Bronner, Stephen Eric

1

Campbell, Sally

1

Cole, GDH

1

Dunayevskaya, Raya

1

Etherington, Norman

1

Evans, Kate

1

Fitzgerald, Edward

1

Fremantle, Anne

1

Giffin, Frederick C

1

Goldsmith, Margaret

1

Hoornweg, Joanna

1

Hudis, Peter

1

Laschitza, Annelies

1

Mannin, Ethel

1

Mattick, Paul

1

Munck, Ronaldo

1

Parmee, Douglas

1

Waters, Mary-Alice

1

Biographies

10

Marxism

9

Communism

8

Essays and letters

4

Women

4

Leninism

3

Socialism

3

Internationals

2

Prisoners and prisons

2

Revolutionary socialism

2

Anarchism

1

Bolshevism

1

Capitalism

1

Clarion movement

1

Guild socialism

1

Imperialism

1

May Day

1

Music

1

Nationalism

1

Parliament

1

Political ideologies

1

Politics

1

Protest songs

1

Public meetings and rallies

1

Revolutionary organisations

1

Russian Revolution (1905)

1

Russian Revolution (1917)

1

Spanish Civil War (1936-1939)

1

Stalinism

1

Suffrage

1

Syndicalism

1

War

1

1940

2

1972

2

1973

2

1981

2

1986

2

2011

2

1920

1

1933

1

1935

1

1938

1

1946

1

1956

1

1959

1

1966

1

1968

1

1969

1

1970

1

1975

1

1976

1

1978

1

1979

1

1982

1

1984

1

1987

1

1989

1

2001

1

2015

1

2019

1