Guía elemental de Georges Clemenceau [Recortes de prensa]
"Los que teníamos doce años", por Ernst Glaeser [Recorte de prensa]
"El Cemento" por Fedor Gladkov [Recorte de prensa]
Carta a Bertha Molina (Ruth), 2/4/1916
Carta a Bertha Molina (Ruth),18/10/1919
Notas de la conferencia Elogio a Lenin
La aventura de Tristán Marof [Recorte de prensa]
El cemento por Fedor Gladkov
Bernard Shaw
Una encuesta a José Carlos Mariátegui [Recorte de prensa]
Dedicatoria de Gregorio Bermann
Krassin
Eugenio V. Debs
Bernard Shaw
"Dedalus" o la adolescencia de James Joyce
Farinacci
El hombre funesto del Zarismo. Rasputín [Recorte de Prensa]
Carta a Samuel Glusberg, 18/12/1929
Carta a Samuel Glusberg, 4/7/1928
Carta a Samuel Glusberg, 10/1/1928
Carta a Bertha Molina (Ruth), 6/3/1920
Carta a Bertha Molina (Ruth), 16/10/1920
Tarjeta Postal a Bertha Molina (Ruth), 3/8/1920
Carta a Bertha Molina (Ruth), 30/6/1920
Carta a Bertha Molina (Ruth) [2/1916]
Carta a Bertha Molina (Ruth), [1916]
Carta a Bertha Molina (Ruth), 21/11/1916
Carta a Bertha Molina (Ruth), 11/10/1916
Carta a Bertha Molina (Ruth), 17/9/1916
Carta a Bertha Molina (Ruth), 31/8/1916
Carta a Bertha Molina (Ruth), 11/8/1916
Carta a Bertha Molina (Ruth), 1-8-1916
Carta a Bertha Molina (Ruth), 13/7/1916
Carta a Bertha Molina (Ruth), 11/6/1916
Carta a Bertha Molina (Ruth), 8/6/1916
Carta a Bertha Molina (Ruth), 1/6/1916
Carta a Bertha Molina (Ruth), 7/6/1916
Carta a Bertha Molina (Ruth), 20/5/1916
Carta a Bertha Molina (Ruth), 19/5/1916
Carta a Bertha Molina (Ruth), 14/5/1916
Carta a Bertha Molina (Ruth), 7/5/1916
Carta a Bertha Molina (Ruth), 1/5/1916
Carta a Bertha Molina (Ruth), 26/4/1916
Carta a Bertha Molina (Ruth),16/4/1916
Carta a Bertha Molina (Ruth), 11/4/1916
Carta a Bertha Molina (Ruth), 10/4/1916
Carta a Bertha Molina (Ruth), 16/3/1916
Carta a Bertha Molina (Ruth), 9/3/1916
Carta a Bertha Molina (Ruth), 28/2/1916
Carta a Bertha Molina (Ruth), 4/2/1916