John Alvin Anderson
... that Swedish-American John Alvin Anderson documented and photographed influential Sioux over a 45-year period?
... that Swedish-American <b id="mwAas"><a href="./John_Alvin_Anderson" id="mwAaw" rel="mw:WikiLink" title="John Alvin Anderson">John Alvin Anderson</a></b> <i id="mwAa0">(pictured)</i> documented and photographed influential <a href="./Sioux" id="mwAa4" rel="mw:WikiLink" title="Sioux">Sioux</a> over a 45-year period?