Recently NARA started offering to search the National Archives Soundex
Naturalization Index (Microfilm), 1840-1950 (for Northern Illinois and parts of
Iowa, Wisconsin, and Indiana) Cook County via e-mail requests to
chicago.archives@... at no cost. Just send them what you know and they will
snail mail you back the results of their search. For more details you can look at
my webpage on JewishGen at

http://www.jewishgen.org/infofiles/chicago/government_chgo.htm#National Archives
and Records Administration

Mike Karsen
Guide to Jewish Genealogy in Chicagoland
www.JewishGen.org/Infofiles/Chicago

Searching: PEKARSKY (Zhitomir, Khodorkov, Kotelnya, Ukraine)
FROST (Bucharest, Alexandria, Roumania)