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  1. Jon Pegler
    Post

    Articulated Steam Locomotives of North America

    Alco held the license for the Gresley conjugated valve gear in the US. Before the UP 4-12-2 there were a few 4-10-2 using the Gresley motion. The...
    Post by: Jon Pegler, Jan 1, 2023 in forum: International Heritage Railways/Tramways
  3. Jon Pegler
    Post

    Book, First Public Railway

    Looks to be the original 1912 publication. I don't recall it ever being reprinted.
    Post by: Jon Pegler, Sep 3, 2022 in forum: Railwayana
  4. Jon Pegler
    Post

    Current and Proposed New-Builds

    The T1 had 502,200 lb locomotive weight, the rest being the tender. Of that, 279.910 was on the driving wheels. 122.720 on the trailing truck and...
    Post by: Jon Pegler, May 19, 2022 in forum: Steam Traction
  5. Jon Pegler
    Post

    9F With Giesl ejector

    I think there may have been a total of 43 NCB tanks fitted with the Giesl Ejector. The first one was fitted to an Austerity tank in 1959, and the...
    Post by: Jon Pegler, Nov 9, 2021 in forum: Steam Traction
  6. Jon Pegler
    Post

    Pennsylvania RR Duplex 4-4-4-4 replica build

    The slipping problem was really the downfall of the Duplex design. Even the Q2 anti slip device did not entirely solve the problems, and would not...
    Post by: Jon Pegler, Sep 30, 2021 in forum: International Heritage Railways/Tramways
  7. Jon Pegler
    Post

    Pennsylvania RR Duplex 4-4-4-4 replica build

    Quite possibly, but there were some logged runs in late 1946 at 135-142 mph that occurred, without slipping at high speed. Most slipping seemed to...
    Post by: Jon Pegler, Sep 30, 2021 in forum: International Heritage Railways/Tramways
  8. Jon Pegler
    Post

    Pennsylvania RR Duplex 4-4-4-4 replica build

    One of the problems with the original T1s was damage caused to the poppet valves, a problem that was never completely resolved. This was thought...
    Post by: Jon Pegler, Sep 30, 2021 in forum: International Heritage Railways/Tramways
  9. Jon Pegler
    Post

    Bluebell Railway General Discussion

    No problem if it still retains it's Master Mechanics front end - SC ? Probably not if it's in the UK
    Post by: Jon Pegler, Aug 11, 2021 in forum: Heritage Railways & Centres in the UK
  10. Jon Pegler
    Post

    'Bahamas' to Salisbury: 18/07/21

    Stock heading past Ealing, towards Paddington. Bahamas on the back.
    Post by: Jon Pegler, Jul 18, 2021 in forum: What's Going On
  11. Jon Pegler
    Post

    LMS Black 5 5025

    If 5025 was trying to replicate it's 1934 condition, it would not have had a shedplate. They were applied by the LMS from 1935
    Post by: Jon Pegler, Jul 2, 2021 in forum: Steam Traction
  12. Jon Pegler
    Post

    Edward Thompson: Wartime C.M.E. Discussion

    Bulleid may have been influenced in his use of a miniaturized Walschaerts valve gear by looking across the Atlantic. The Franklin poppet gear...
    Post by: Jon Pegler, Jun 7, 2021 in forum: Steam Traction
  13. Jon Pegler
    Post

    Edward Thompson: Wartime C.M.E. Discussion

    I think the 3-cylinder tanks were certainly fit for the job they were designed for. The main problem on the LTSR lines was the dreadful quality of...
    Post by: Jon Pegler, May 10, 2021 in forum: Steam Traction
  14. Jon Pegler
    Post

    35011 General Steam Navigation

    The other plate from Kings Wimbledon was purchased direct from BR, when the locomotive was scrapped, by Edgar Larkin, for his son, who had...
    Post by: Jon Pegler, Mar 30, 2021 in forum: Steam Traction
  15. Jon Pegler
    Post

    Locomotive Superintendents

    And the Highland Rivers of 1915, despite being designed at Cowlairs and sold to St Rollox. Probably the best Scottish 4 6 0
    Post by: Jon Pegler, Mar 1, 2021 in forum: Steam Traction
  16. Jon Pegler
    Post

    BR Standard class 6 No. 72010 'Hengist' and Clan Discussion Thread

    I believe that the 9F cylinder centre was one inch further outboard of the frames, compared to the Britannias, in order for the crosshead to clear...
    Post by: Jon Pegler, Dec 16, 2020 in forum: Steam Traction
  17. Jon Pegler
    Post

    LMS 2P 4-4-0

    I believe that the valve gear model used at Derby is on display at the Derby industrial museum.
    Post by: Jon Pegler, Nov 8, 2020 in forum: Steam Traction
  18. Jon Pegler
    Post

    National Railway Museum

    Didn't the NRM in it's currently location officially open on 27/9/1975, 150 years after the opening of the Stockton and Darlington railway? The...
    Post by: Jon Pegler, Sep 27, 2020 in forum: National Railway Museum
  19. Jon Pegler
    Post

    Locomotives that NEARLY made it

    I am always amazed by the 'British is best' approach in the UK. The Pennsylvania Railroad was producing a two cylinder, wide firebox, superheated,...
    Post by: Jon Pegler, May 28, 2020 in forum: Steam Traction
  20. Jon Pegler
    Post

    New colour photos of Scottish steam locos

    14765 looks like Oban shed 14767 is Aviemore shed 14686 looks like Inverness
    Post by: Jon Pegler, May 8, 2020 in forum: Photography
  21. Jon Pegler
    Post

    Cast locomotive number plates

    The new locomotives built for the Highland Railway in the latter years of WW1 were delivered with steel fireboxes, which proved unsatisfactory and...
    Post by: Jon Pegler, Apr 27, 2020 in forum: Steam Traction
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