MartyR's Recent Activity

  1. This site uses cookies. By continuing to use this site, you are agreeing to our use of cookies. Learn More.
  2. Our Donation Service is back after a brief absence to fix the payment service. Please give it a try! Donate
  1. MartyR replied to the thread Me Taken on Easter Monday..

    It's the smile, Ray :) They say that when you're not sure what to wear, just wear a smile. Of course in your case, the shorts are also...

    Apr 24, 2019 at 4:45 AM
  2. MartyR replied to the thread Punch mark question.

    John, thanks for that explanation. The Neuchatel chevron is well-known and seems to appear quite frequently, but I have never seen an...

    Apr 22, 2019 at 9:17 AM
  3. MartyR replied to the thread John CROSS, London single roller fusee movement #32130 with Pennington 'T' balance.

    Well worth stating, John! I guess that "gold dial means gold case" is pretty close to an absolute. "Gold casemakers also making gold...

    Apr 22, 2019 at 9:03 AM
  4. MartyR replied to the thread Punch mark question.

    It is indeed the Neuchatel assay mark (referred to as the "chevron"), which represents 18 carat gold (and I believe .925 silver). It...

    Apr 22, 2019 at 5:37 AM
  5. MartyR replied to the thread Ww2 era duel push pilot chronograph watch.

    Welcome to the message board, Carl :) I'm moving this fascinating thread to the Wrist Watch forum, where I'm sure it will be much...

    Apr 22, 2019 at 5:18 AM
  6. MartyR replied to the thread Pretty cases.

    There is nothing about that head that looks devilish to me. I think it's an anthropomorphised representation of a big cat - maybe a...

    Apr 21, 2019 at 11:11 AM
  7. MartyR attached a file to the thread John CROSS, London single roller fusee movement #32130 with Pennington 'T' balance.

    My (now) famous Parkinson & Frodsham has a hallmarked dial: [ATTACH] The maker's mark "WM" (barely visible to the left of the "18"...

    60 7 Parkinson & Frodsham.JPG Apr 21, 2019 at 9:06 AM
  8. MartyR replied to the thread What theoretical advantage, if any, does a duo-in-uno hairspring possess over a helical hairspring?.

    So Hooke's Law, like Newton's Law of Gravity (and his Laws of Motion) before it, has now to be consigned to the dustbin of history. Is...

    Apr 21, 2019 at 8:54 AM