Buck Barrow partly due to the lobbying efforts of his wife and his mother. Upon his release, March 22, 1933, Buck Barrow, in the company of Blanche, joined his younger brother Clyde, Bonnie Parker, and W. D. Jones in Joplin, Missouri where he participated in several armed robberies. On April 13, 1933, Buck, Clyde, and W. D. Jones participated in a shootout with law enforcement officers at Joplin, Missouri. Two officers, Newton County Constable Wes Harryman and Joplin City Motor Detective Harry McGinnis, were killed. On June 23, 1933, Buck and W. D. Jones killed Alma, Arkansas City Marshal Henry D. Humphrey
Bonnie and Clyde bill. In February 1935, Dallas and federal authorities conducted a "harboring trial" in which 20 family members and friends of the outlaw couple were arrested and jailed for aiding and abetting Barrow and Parker. All twenty either pleaded or were found guilty. The two mothers were jailed for 30 days; other sentences ranged from two years' imprisonment for Raymond Hamilton's brother Floyd to one hour in custody for teenager Marie Barrow, Clyde's sister. Other defendants included Blanche Barrow, W. D. Jones, Henry Methvin, and Bonnie's sister Billie. Blanche Barrow's injuries left her permanently blinded in her left eye. After the