Video Roll Title: Hon. Mrs. Victor Bruce - speedboat record attempt (endurance trial) on Southampton?
SLATE INFORMATION: Twice Round the Clock! Hon. Mrs Victor Bruce attempts 24-hour speed boat endurance trial on Southampton Water
Yacht and speedboat with words written 'British Power Boats' in harbour, Mildred Mary Petre (Mrs Victor Bruce) gets into speedboat / Bruce adjusting controls / Bruce adjusting lifejacket / Officials signalling start of time trial / Bruce speeding in boat / Bruce along in boat speeding through water
Background: Video Roll Title: Hon. Mrs. Victor Bruce - speedboat record attempt (endurance trial) on Southampton water
Good shots of Mrs Victor Bruce (Mildred Mary Petre), daredevil woman attempting record attempt in speedboat