Sir Art, You wrote:
>The guy who was leaning over my Dutch tram with Prescott boiler & pop-valve >on its first run in Holland saw the problem. >Lucky he had a sense of humour. H-MM--You wrote "had a sense of humour" That unfortunately implies a demise! Geoff. ----- Original Message ----- >From: "Peter Foley" <[EMAIL PROTECTED]> >To: "Multiple recipients of sslivesteam" <[EMAIL PROTECTED]> >Sent: Friday, May 31, 2002 7:51 PM >Subject: Re: Pop Valves > > > >> They are weepers. Early Roundhouse locos had pop type safeties, but they >> changed years ago to the weeper style. Something about safety, they say, >> but I could never see the problem, myself. > >The guy who was leaning over my Dutch tram with Prescott boiler & pop-valve >on its first run in Holland saw the problem. >Lucky he had a sense of humour. > >Art Walker, Guildford, England. >
