EVANSTON—An investigation into the origins of the university’s most beloved landmark was sparked last month when a graduate student stumbled upon a curious article in the Daily Northwestern’s archives. Entitled “Disgruntled Freshman Freezes to Death,” the record from 1902 details the untimely demise of one Earl Worthington, a freshman who tripped into a newly-installed koi pool during a blustery October cold snap. Ellen Katz, who discovered the article while researching the mysterious origins of Dillo Day, was stunned by her