[AntonioLao]

Originally Posted by mkirkpatrick

turntables for steam engines

Thanks. I have a problem constructing a mental image of this?

[Profpat]

Have you ever been to San Fransico and had to turn around the trolley car?

[AntonioLao]

Originally Posted by Profpat

Have you ever been to San Fransico and had to turn around the trolley car?

No. I haven't. But I have heard the song about 'I left my heart in San Francisco' many times in the 60's, 70's, and 80's see http://en.wikipedia.org/wiki/I_Left_..._San_Francisco

[Profpat]

I've been there a few times. It my second favorite city. NYC being #1 it's so cosmopolitan.

[mkirkpatrick]

Originally Posted by Profpat

Have you ever been to San Fransico and had to turn around the trolley car?

Same principle Pat,although I guess They would not use vacuum power,Don't comment
on the 21 inches please.


regards michael.

[Profpat]

They use people power Michael. Part of the fun of the ride. The passengers get together to turn it on the turntable.

[AntonioLao]

Originally Posted by Profpat

I've been there a few times

A well traveled person is always the wisest if ever he lived long enough to talk about his adventures. The person come to mind is Marco Polo. See http://en.wikipedia.org/wiki/Marco_Polo

[Profpat]

True enough but I'm glad we have jet planes today.

[AntonioLao]

Originally Posted by Profpat

we have jet planes today

If Polo had the advantages of jets or rockets he would have been to the Moon or even as far as Pluto before the planet was downgraded to just a hard rock.

[Profpat]

Or died trying as he almost did to his visit to China.