Organization: folders numbered sequentially
Arrangement: THe collection is arranged in 12 series: I) Correspondence with Family members (folders 1-15); II) Corres. with Individuals & Organizations (16-63); III) Poetry, Drama, Fiction (64-70); IV) Essays (71-82); V) Translations (83-87); VI) Speeches & Lectures (88-93); VII) Misc. Pedagogical materials (94-115); VIII) Camp Boiberik materials (116-131); IX) Research Projects (132-169); X) YIVO materials (170-191); XI) Personal materials (192-207); XII) Publication Clippings (208-243)