Biography
Oliver Calson was individually named as arrested at Workers Party headquarters in Los Angeles in the October 18, 1928 Daily Worker. The raid involved criminal-syndicalism and alien-anarchy allegations. The separate account of ten other workers detained five hours is not assigned to this person. No personal release or duration is supplied; spelling follows the newspaper. Source: https://www.marxists.org/history/usa/pubs/dailyworker/1928/1928-ny/v05-n247-NY-oct-18-1928-DW-LOC.pdf#page=1
