In hell, a document published in underground Poland; forew. by Thelma Cazalet-Keir. - [London, Keliher Hudson & Kearns, ltd., 1944] - 32 p. 22 cm. LCCN: 44006632 Subjects--Topical Terms: Concentration camps--Germany.Concentration camps--Poland. LC Class. No.: DD253 / .H7