Russian Avant-Garde Book 1910-1934

Jeny recommended great on-line exibition about the Russian Avant-Garde Book 1910-1934:
http://www.moma.org/interactives/exhibitions/2002/russian/

A Tragedy in Two Acts with a Prologue and an Epilogue by Vladimnir Mayakovsky, 1914
Letterpress illustration by Vladimir Burliuk