"American politician and planter" . . . . "William Mackenzie Davidson (December 1857 - January 18, 1930) was a planter, politician, and civic figure in St. Joseph, Louisiana, the seat of government of Tensas Parish, one of the Mississippi River delta parishes with majority African American populations, rich in farming, and susceptible to periodic flooding."@en . "William Mackenzie Davidson"@en . . "Davidson, William Mackenzie"@en . . . "1930-01-18Z"^^ . "1930Z"^^ . "1857Z"^^ . . . . . . "Mayor ofSt. Joseph,Louisiana" .