ei ▁ 1 0 - 3 0 0 ▁series ▁( J apan ▁Rail fan ▁Magazine ) ▁▁ ▁Category : E lect ric ▁multiple ▁units ▁of ▁Japan ▁Category : To ei ▁Sub way ▁Category : T ok y u ▁Car ▁rolling ▁stock ▁Category : J - T RE C ▁rolling ▁stock ▁Category : Tra in - related ▁introdu ctions ▁in ▁ 2 0 0 5 ▁Category : 1 5 0 0 ▁V ▁DC ▁multiple ▁units <0x0A> </s> ▁William ▁du ▁Pont ▁( August ▁ 2 1 , ▁ 1 8 5 5 ▁– ▁January ▁ 2 0 , ▁ 1 9 2 8 ) ▁was ▁a ▁member ▁of ▁the ▁Del aware ▁Du ▁Pont ▁family . ▁He ▁was ▁the ▁young est ▁son ▁of ▁General ▁Henry ▁du ▁Pont ▁( 1 8 1 2 - 1 8 8 9 ) ▁and ▁Louis a ▁Ger hard ▁du ▁Pont ▁( 1 8 1 6 - 1 9 0 0 ). ▁▁ ▁He ▁married ▁twice , ▁first ▁in ▁ 1 8 7 8 ▁to ▁his ▁cousin ▁May ▁L amm ot ▁du ▁Pont ▁( 1 8 5 4 - 1 9 2 7 ), ▁the ▁daughter ▁of ▁Victor ▁du ▁Pont ▁( 1 8 2 8 - 1 8 8 8 ) ▁and ▁Alice ▁H oun s field ▁du ▁Pont ▁( 1 8 3 3 - 1 9 0 4 ); ▁William ▁and ▁May ▁divor ced ▁in ▁ 1 8 9 2 . ▁In ▁June ▁of ▁that ▁year , ▁he ▁married ▁An nie ▁Rog ers ▁Z inn , ▁the ▁daughter ▁of ▁the ▁locomot