father of Abraham Black Shield was the Blackfoot/Sihasapa
headman Wakacanka Sapa, who signed the 1868 treaty.
His wife was Rattling Track, also known as Esther Wind Woman,
the daughter of Red Hair/Elk Head, the keeper of the Sacred
Buffalo Calf Pipe. Black Shield was killed at Wounded Knee
in 1890. (See Donovin Sprague's Standing Rock Sioux,
Arcadia Publishing.) —