Arcadius Kahan: YIVO During its Vilna Period; Zosa Szajkowski: YIVO & its Founders: Exhibition Catalog; Dov Levine: Between Hammer & Sickle: YIVO in Vilna Under the Soviets; Joshua Fishman: YIVO in America; Dina Abramowicz: An Attempt to Create a National Bibiographic Center for Yiddish. Bibliographic Center & 'The Bibliographic Yearbooks of Yivo; Bella Haas Weinberg: YIVO Library: Methods & Principles of Cataloguing Pubs, Preparing Biblios & Servicing Library Users; Marek Web: On the History of the YIVO Archives; Mordkhe Schaechter: YIVO's Achievements in the Field of Yiddish. Preliminary Observations & Summations on the Occasion of an Anniversary Date; Leybl Kahn: Terminological Achievements of YIVO; Isaiah Trunk: YIVO & Jewish Historiography; Meyer Kuczynski: On a YIVO Expedition for Source Material; Diane Roskies: The 'Kheyder Project' of YIVO's Psychological-Pedagogical Dept.