Biography
Page 2 names the Socialist Lawrence Brown with Communist Dave Halpern among defendants arrested in the recent Maine strike. A Portland Socialist-Communist united-front committee proposed joint defense of them and of Gust Saderquist. No individual charge, sentence or custody endpoint is printed. This is distinct from the later civil-rights-era Lawrence Brown. Source: https://www.marxists.org/history/usa/pubs/dailyworker/1934/v11-n292-Nat-dec-07-DW-LOC.pdf
Contemporary original newspaper source; individual page evidence retained in review audit 894. Exact individual custody dates and duration are not inferred from relative dates or collective claims.