On Wed, 19 Sep 2007 09:07:47 +0100, "sean neill" <[EMAIL PROTECTED]> wrote:
> >One of the advantages of the imperial system (especially in the days of >bushels, rods etc.) was that most working measurements could be done >with small, visualisable numbers - for example boat fittings in inches, >boats in feet, and canals in yards, chains, furlongs and miles, reducing >the need for calculation. Obviously with more accurate measures and >calculators this advantage no longer applies, but I still find it >difficult to visualise a boat freeboard in millimetres! > >Sean I just think of a narrow boat / narrow lock as 22m x 2m - as close as you can visualize ;-) -- Malcolm
