NJ Marquard: Letter to B Pogrund
Nana Mahome: Letter to B Pogrund
Officer Commanding, Robben Island: Letter to B Pogrund from Officer Commanding, Robben Island
Benjamin Pogrund: Letter to Sobukwe, Robben Island
Benjamin Pogrund: Telegram to Sobukwe, Robben Island re electric kettle
Robert Sobukwe: Letter to B Pogrund from Robben Island
RS Bilheimer: Letter to B Pogrund from Central Presbyterian Church, New York
Benjamin Pogrund: Letter to Nana Mahomo
Benjamin Pogrund: Letter to Dr Marvin Wachman, Lincoln University
Dr Marvin Wachman: Letter to B Pogrund from Lincoln University