Juedischer Almanach, Berlin, 1902 (illustrated by E. M. Lilien). The book is available for consultation in the Special and Area Studies Collections Department. It is also available on microfilm.
The Yivo Encyclopedia of Jews in Eastern Europe is also available online
The Comprehensive Aramaic Lexicon : The current web site is a tool for scholarly research. It presumes that users are already familiar with the materials they are researching, and should not be misinterpreted as being a complete lexicon at this stage.