3 0 ▁locomot ives ▁number ed ▁ 5 0 2 0 - 5 0 4 9 . ▁ ▁References ▁▁ ▁Category : C - C ▁locomot ives ▁SD 3 0 C - E CO ▁Category : R eb u ilt ▁locomot ives ▁Category : Standard ▁gauge ▁locomot ives ▁of ▁the ▁United ▁States ▁Category : R ail way ▁locomot ives ▁introduced ▁in ▁ 2 0 1 3 ▁Category : D ies el - elect ric ▁locomot ives ▁of ▁the ▁United ▁States ▁Category : D ies el - elect ric ▁locomot ives ▁of ▁Canada ▁Category : Standard ▁gauge ▁locomot ives ▁of ▁Canada <0x0A> </s> ▁The ▁ 1 8 9 7 ▁Chicago ▁Mar o ons ▁football ▁team ▁was ▁an ▁American ▁football ▁team ▁that ▁represented ▁the ▁University ▁of ▁Chicago ▁during ▁the ▁ 1 8 9 7 ▁Western ▁Conference ▁football ▁season . ▁ ▁In ▁their ▁sixth ▁season ▁under ▁head ▁coach ▁Am os ▁Al on zo ▁St agg , ▁the ▁Mar o ons ▁compiled ▁an ▁ 1 1 – 1 ▁record , ▁finished ▁in ▁second ▁place ▁in ▁the ▁Western ▁Conference ▁with ▁a ▁ 3 – 1 ▁record ▁against ▁conference ▁oppon ents , ▁and ▁out sc ored ▁their ▁oppon ents ▁by ▁a ▁combined ▁total ▁of ▁ 3 3 1 ▁to ▁ 6 8 . ▁ ▁Sch edule ▁ ▁R oster ▁ ▁Head ▁Co ach : ▁Am os ▁Al on zo ▁St agg ▁( 6 th ▁year ▁at ▁Chicago ) ▁ ▁References ▁ ▁Chicago ▁Category : Ch icago ▁Mar o ons ▁football ▁seasons ▁Chicago ▁Football <0x0A> </s> ▁William ▁Mac qu arie