Posted by John Lambert on December 04, 2008 at 22:07:16 user John.
In Reply to: Re: Dick's watch-Nancy's wrist watch posted by LukeDolman on December 01, 2008 at 17:30:14:
You could use a wrist watch to see how long it took water to flow from the cistern at the top of the house to reach the drains. Provided, of course that there was a cistern. Ed, please help