In the 1930's an elderly neighbor in Chicago told me that he wrote fiction for the pulps.

20世纪30年代，芝加哥的一位老年邻居告诉我，他为通俗读物写小说。

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There are three periods for the social science development: The first period is from 1890's to 1930's, where the Chicago School, as well as the qualitative research method takes the dominant role;

社会研究的历史划分为三个时期：早期是1890年到1930年，这是芝加哥学派占统治地位的时期，也是定性研究方法的时代；

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Lincoln was born Anna Marie Wooldridge in Chicago on Aug. 6, 1930.

NPR: Remembering Jazz Singer And Activist Abbey Lincoln

Such tactics have been familiar in the US ever since the Chicago Crime Commission published a "public enemy" list in 1930 of Al Capone and other hoodlums.

BBC: Why do people keep lists of enemies?

In the 1920s and '30s, Hack Wilson was a top power hitter for the Chicago Cubs--the 56 home runs he smacked in 1930 stood as the National League record for almost seven decades.

FORBES: Magazine Article