This map shows the location of the parking lot east of MIT Building E19 where Han D. Nguyen G was found. Nguyen fell from the roof late-morning Tuesday. E19 is at the corner of Main St. and Ames St. Campus_Basemap_R2009—MIT Facilities Jun. 5, 2009 Facebook Twitter Reddit Print This map shows the location of the parking lot east of MIT Building E19 where Han D. Nguyen G was found. Nguyen fell from the roof late-morning Tuesday. E19 is at the corner of Main St. and Ames St. Campus_Basemap_R2009—MIT Facilities