11 June 1938 5052 with 1:55pm from Paddington passed through the Tunnel in 3 min 7 sec - average almost 85 mph with max of 98. Sept 1938 Railway...
Why EDHP not DHP? - because it allows comparison of runs on different gradients and/or different rates of acceleration. Why IHP not EDHP? -...
Just for fun: [ATTACH] Bear in mind we don't know the actual loco weight at that moment in time, we don't know the acceleration and we don't...
We know very little about locomotive resistance at high speeds - no one has ever measured it at speeds over 80 mph. We know even less about the...
Much as the Coronation Scot was put into a platform off the main line at Crewe, Flying Scotsman on its Nov 1934 run started from a suburban...
To be fair aircraft don't tow gliders and cars don't tow caravans on world speed record attempts. If you wanted official regulations for rail...
Looking on Google Books I found this reference - not read it myself but you might want to take a look: Vol 175 (1943) of The Engineer - page 500...
Apologies if you're already aware of this drawing - but just in case... [ATTACH]
That's a pity as you might find that discussing engineering with an engineer is illuminating. "if you really believe an earth shattering roar is...
On a 4 cyl loco a bark may be a sign that both the exh ports are opening at the same time. On any loco it may be a sign that the piston valves...
A B17 did beat a world beater on one occasion: https://archive.org/stream/meccano-magazine-1946-10/mm194610#page/n17/mode/2up
Fox, Bat or... Horse? https://en.wikipedia.org/wiki/Flying_Fox_(horse)
Upside down valves under inside cylinders was one of the features Dean copied from Stroudley. https://catalog.hathitrust.org/Record/012303959...
not the UK rail gauge or loading gauge - but an example of how large British built locos are still lying around in odd places - I'm sure not for...
Perhaps for "JG Robinson" read "Sir Sam Fay" and for "OW&W" read M&SWJ" https://www.gracesguide.co.uk/Sam_Fay Robinson's father and brother...
Succession planning is another important thing for a company to get right. In the case of the GW I wonder whether in each case the Board listened...
The question of why some engineering organisations succeed and others do not is an important one. Obviously Churchward himself was important....
The Premier Line was supposed to have lost more staff in the First World War - if that was true that could have had an impact as well. However...
I apologise for not addressing your points. I'm afraid that I have the bad habit of spending the limited time I have in answering the posts that...
Following that national catastrophe all of the Big 4 ordered prototypes of future motive power. They knew you cannot switch overnight - you need...
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