Content by or about John Crump (1944-2005), writer and member of the groups Social Revolution and the Anarchist Communist Federation.
![A hot air balloon with Marx's face on it and Lenin, Stalin and Mao as the basket](https://files.libcom.org/files/styles/large/public/2022-12/crump-marx.png?itok=lUCizfhZ)
A Contribution to the Critique of Marx - John Crump
This essay was published in pamphlet form in February 1976. It was published jointly by Social Revolution and Solidarity.