Encyclopedias, Almanacs, Transcripts, and Maps
- Klein, Mannie
- Klein, Melanie Reizes
- Klein, Moritz
- Klein, Morton
- Klein, Philip
- Klein, Philip
- Klein, Ralph
- Klein, Salomon Wolf
- Klein, Samuel
- Klein, Samuel Shmelka
- Klein, Theodore
- Klein, Wilhelm
- Klein, Yves
- Kleinmann, Moshe
- Klemperer, Gutmann
- Klemperer, Paul
- Klemperer, Victor
- Klenicki, Leon
- Klepfish, Samuel Zanvil
- Klepfisz, Irena