[United States Senate Manual, 107th Congress] [S. Doc. 107-1] [Rules for Regulation of the Senate Wing of the Capitol and Senate Office Buildings] [Pages 170-171] [From the U.S. Government Printing Office, www.gpo.gov] 128 RULE IX HEATING AND VENTILATING DEPARTMENT No person shall be admitted to the heating and ventilating department of the Senate wing of the Capitol, except upon a pass from the Sergeant at Arms, or unless accompanied by an officer of the Senate. [[Page 171]]