Mississippi River. Bridge across Mississippi River at or near Dubuque, Iowa, and East Dubuque, Ill., extending times, report to accompany H. R. 8495 [to extend times for commencing and completing construction of bridge or bridges across Mississippi River at or near Dubuque, Iowa, and East Dubuque, Ill., by City of Dubuque Bridge Commission, and to amend act of July 18, 1939]; submitted by Mr. Bailey.