1 9 3 4 ▁birth s ▁Category : Har vard ▁University ▁al umn i ▁Category : L iving ▁people ▁Category : Pe ople ▁from ▁P oc ah ont as ▁County , ▁Iowa ▁Category : Saint ▁Louis ▁University ▁al umn i ▁Category : Univers ity ▁of ▁California , ▁Los ▁Angeles ▁fac ulty ▁Category : E conom ists ▁from ▁Iowa <0x0A> </s> ▁S eth ▁East man ▁( 2 4 ▁January ▁ 1 8 0 8 – ▁ 3 1 ▁August ▁ 1 8 7 5 ) ▁and ▁his ▁second ▁wife ▁Mary ▁Hend erson ▁East man ▁( 2 4 ▁February ▁ 1 8 1 8 ▁– ▁ 2 4 ▁February ▁ 1 8 8 7 ) ▁were ▁instrument al ▁in ▁recording ▁Native ▁American ▁life . ▁East man ▁was ▁an ▁artist ▁and ▁West ▁Point ▁gradu ate ▁who ▁served ▁in ▁the ▁US ▁Army , ▁first ▁as ▁a ▁map maker ▁and ▁illustr ator . ▁ ▁He ▁had ▁two ▁t ours ▁at ▁Fort ▁Sn elling , ▁Minnesota ▁Territ ory ; ▁during ▁the ▁second , ▁extended ▁tour ▁he ▁was ▁command ing ▁officer ▁of ▁the ▁fort . ▁During ▁these ▁years , ▁he ▁painted ▁many ▁studies ▁of ▁Native ▁American ▁life . ▁He ▁was ▁notable ▁for ▁the ▁quality ▁of ▁his ▁hundreds ▁of ▁illustr ations ▁for ▁Henry ▁R owe ▁School craft ' s ▁six - volume ▁study ▁on ▁History ▁of ▁Indian ▁Trib es ▁of ▁the ▁United ▁States ▁( 1 8 5 1 – 1 8 5 7 ), ▁commission ed ▁by ▁the ▁US ▁Congress . ▁From ▁their ▁time ▁at ▁Fort ▁Sn elling , ▁Mary ▁Hend