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  1. Replies
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    Back to the Whitworth measuring machine: I...

    Back to the Whitworth measuring machine:

    I recalled seeing a non-Whitworth measuring machine at Summerlee Industrial Museum, and on looking at my photos I was surprised to find that it had the...
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    1,192

    More information on Whitworth's measuring...

    More information on Whitworth's measuring machines here:-

    The Whitworth measuring machine : including descriptions of the surface plates, gauges, and other measuring instruments, made by Sir...
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    Bill, It might be pre-loaded by a spring....

    Bill,

    It might be pre-loaded by a spring. There's more to it than meets the eye. There appear to be two 'plungers' in the barrel, and an adjusting screw in the bronze yoke, perhaps to adjust any...
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    Bill, See Shelley's book here:- Workshop...

    Bill,

    See Shelley's book here:-

    Workshop appliances including descriptions of the gauging and measuring instruments, the hand cutting-tools, lathes, drilling, planing, and other machine-tools...
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    265441 9 #9 Shows the marine-type thrust block...

    265441 9

    #9 Shows the marine-type thrust block on the Kronstadt leadscrew. I assume that the Trondheim crane originally had a similar arrangement, and that it has been cut off.

    265439 10
    ...
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    265459 5 265460 6 265462 7 Photo #5 shows the...

    265459 5 265460 6 265462 7

    Photo #5 shows the cast iron trough that houses and secures the leadscrew for the backstay.

    Photo #6: 2-speed drive to the leadscrew.

    #7 Nut attached to the back...
  7. Replies
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    A Rare Survivor - Dockside Sheerlegs

    265404 1 265405 2 265406 3 265407 4

    Large sheerlegs, with riveted iron or steel tubular legs, were prominent features in numerous dockyards from the mid-19thC.

    They were used for lifting heavy...
  8. Clive mentioned the Bristol Tramway Co. in the...

    Clive mentioned the Bristol Tramway Co. in the context of these unusual engines.

    Charles Redrup was a prolific and restless inventor who was fascinated by piston engines of all orientations. He...
  9. Toolrunner, The winch was in a very small...

    Toolrunner,

    The winch was in a very small workshop in a street in Waimate, NZ. I think I have a note of the owner's name if required, but it was back in 2009.
  10. The Smart & Brown winch undoubtedly has an...

    The Smart & Brown winch undoubtedly has an eccentric bearing on the large friction gear. It also has a brake, as suggested by Grigg. Pulling the lever would raise this large wheel into engagement...
  11. Replies
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    I can’t help with Dave’s specific queries, but...

    I can’t help with Dave’s specific queries, but hats off to Joe for spotting the evidence of a surface condenser in the old drawings.

    The case for surface condensers in seagoing ships was...
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    Well done, Mac, for linking it to Ley’s Malleable...

    Well done, Mac, for linking it to Ley’s Malleable Castings Co. I’ve now found the photo in a Guardian webpage showing various photos taken at Ley’s:-

    Leys Malleable Castings Company - in pictures...
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    Amazing how they got such a long coil from a...

    Amazing how they got such a long coil from a short workpiece!

    The 'boring' fact is that the photo would merely have been the basis for a spray artist's rendering of a picture for a catalogue,...
  14. Yes, old factories demand to be found and...

    Yes, old factories demand to be found and investigated. In the heart of Seville last year I spotted a factory chimney, and found it belonged to an old building. I stuck my camera through a hole in a...
  15. Caledonia Works, Horne Terrace, Edinburgh. In...

    Caledonia Works, Horne Terrace, Edinburgh.

    In 1908 it was the dental instrument works of John Law.

    By 2012 it had been converted to apartments, and a company name ending ...ER LTD was visible:-...
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    Richard L. Hills, 1936-2019

    I’m sorry to report that the Rev Dr Richard Leslie Hills died on 10th May.

    Aspects of his work are well known to some PM members.

    Richard L. Hills played a valuable role in the field of...
  17. Some years ago Peter S recommended a book called...

    Some years ago Peter S recommended a book called Backward Thinking, by John Lamb. No hesitation is needed following a recommendation from Peter, and it is indeed a fascinating autobiography.

    John...
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    Lucky, Caprotti - good point! John

    Lucky,

    Caprotti - good point!

    John
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    Not Gresley locomotives. The photos were taken at...

    Not Gresley locomotives. The photos were taken at Vulcan Foundry, Newton-le-Willows. See link below. I'd say early 1950s based on hairstyle (and the fact that they stopped building steam locos in...
  20. Thread: Vernijigger

    by Asquith
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    258142 Bill, Many thanks for showing us...

    258142

    Bill,

    Many thanks for showing us this.

    I'd never heard of a Vernijigger, but have now found some information, thanks to the invaluable Grace's Guide.

    It was featured in The...
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    Very impressive and remarkably clean and tidy...

    Very impressive and remarkably clean and tidy shop.

    Is that a ship's stern frame casting, with one end in the archway alongside the religious cabinet?

    The overhead cranes are driven from the...
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    Whoops! I wasn't sure, but I thought I might as...

    Whoops! I wasn't sure, but I thought I might as well use the opportunity to try and drum up some interest in the Sharp, Stewart machine! Which, incidentally, I note is deficient with regard to being...
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    254557 5. 254558 6. 254559 7. rcoope, If...

    254557 5. 254558 6. 254559 7.

    rcoope,

    If you're referring to photo #1 of the Sharp, Stewart machine, that's a good question. I hadn't thought about the quill arrangement.

    Referring to photo...
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    Bill, Many thanks for the extra photos and...

    Bill,

    Many thanks for the extra photos and information.

    That's a very long taper!

    On these old machines, the lack of micrometer dials, adjustable stops for horizontal axis movement, or any...
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    Eh? 19 of 24 articles on page 1 directly relate...

    Eh? 19 of 24 articles on page 1 directly relate to industrial history - foundry closure, museums, abandoned factories, IH conferences, etc. Just 5 are about redevelopment/regeneration of industrial...
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