meaning of index number in Jewishgen search result #general

June Genis

Here is the result of a search I made on Jewishgen. What is the
meaning of n the "index number" (3rd column)? Can it be used to obtain
more detailed information?

OKUN 1888 198 Itska

June Genis
Hemet, CA
Researching OKUN, GENIS, ETTINGER, RIVKIN (Russian Empire)
June Genis, 650--851-5224
Hemet, CA
Researching: GENIS, OKUN, SUSMAN, ETTINGER, KESSLER/CHESLER (Russian/Polish Empires)

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