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  1. J

    Early tools and movement construction

    For anyone living in the area or of interest, the Black Hills Model Engineering Show will be held at the Rapid City South Dakota fair grounds Sept. 26th and 27th. One of the exhibitors will be Roger Ronnie who will display part of his early Watchmaker tool collection (Most before 1800)...
  2. J

    The Bergeon Molfres staff Grinder

    From time to time over the years, the Molfres has been mentioned and acquaintances have occasionally asked my thoughts on it, It was recently mentioned again and I was asked again. This time, I thought I would post my response and experience with the procedure. When replacing a balance...
  3. J

    Working with Hands

    I was going to make some slightly off topic comments on the current "Bluing pocket watch Hands" thread ,but thought a separate post would be better. Actually this post is more for beginners who start late in life and are daunted by the almost exclusively skilled handwork recommendations...
  4. J

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  5. J

    Micro Drilling

    I posted this on the watch repair forum, but just in case anyone is interested here as well. _____________________________________________________________________________________ At some point, I have probably suggested that some exact scale model engineering parts can be half the size of the...
  6. J

    Micro Drilling

    At some point, I have probably suggested that some exact scale model engineering parts can be half the size of the smallest Horological parts. While I share examples with Micro machining students, occasionally someone asks to see photo examples. Again while home because of the virus...
  7. J

    Compensated Balance Construction

    I have a previous student who is in the planning stages of building a 16s watch movement, and has requested information on Compensated Balance construction. I thought I would copy my response here, just in case anyone had a interest. It was as follows...
  8. J

    Basic Lathe Procedures

    I posted this in clock repair since it was clock related, but the procedures are identical for watch related work by using appropriate size tooling. __________________________________________________________________________________ This week a beginning repair person stopped by inquiring if I...
  9. J

    Basic Lathe Procedures

    This week a beginning repair person stopped by inquiring if I would make a matching replacement screw for a platform escapement on a Carriage clock. In addition she also needed a seconds hand bushing with a long pipe. Since both of these items are basic Lathe projects, I machined them...
  10. J

    North American Model Engineering Show

    The North American Model Engineering Show will again be held in the Detroit area April 27th and 28th. North American Model Engineering Society There are always many displays and venders with both new and used Tools and Tooling of interest to the Horologist. If fact, far more than some recent...
  11. J

    North American Model Engineering Show

    The North American Model Engineering Show will again be held in the Detroit area April 27th and 28th. North American Model Engineering Society There are always many displays and venders with both new and used Tools and Tooling of interest to the Horologist. If fact, far more than some recent...
  12. J

    Micro Drilling

    I thought this may be of interest some. I recently had a request for assistance from a partially handicapped student of many years ago. (Long story) His request was if there was a way to set up his common standard WW watchmakers lathe for Micro drilling. His interests were that it require...
  13. J

    French Turtle Clock

    I have a customer who is in the process of acquiring a rare original (Not fake or Reproduction) French Mystery Turtle Clock similar to the one in the following link. c.1925 French Mahogany Mystery Turtle Clock Unfortunately it is missing the Turtle. While designing and constructing a...
  14. J

    Surface Grinding on a Small Milling Machine

    Thought this may be of interest some. In June I will be doing a Beginners Milling Machine class at the NAWCC school of Horology in Columbia. In these classes the School provides the student with everything they will need to complete the class. One of the things that we do in this class is to...
  15. J

    North American Model Engineering show

    It is that time of the year again, April 21-22 in the Detroit area Expo This is a great show for beginners and experienced persons into Horology and other mechanical interests. In fact, the featured model this year will be a rolling ball clock. As always, there will be many venders selling...
  16. J

    North American Model Engineering show

    It is that time of the year again, April 21-22 in the Detroit area Expo This is a great show for beginners and experienced persons into Horology and other mechanical interests. In fact, the featured model this year will be a rolling ball clock. As always, there will be many venders selling...
  17. J

    Utilizing a Lathe as a Accurate Depthing Tool

    For anyone who is not familiar with a Depthing tool , it and its uses are explained in the following link. http://www.m-p.co.uk/muk/acrobat/tech/0947000115.pdf A depthing tool is one of those tools that is not frequently used, but really needed when needed. In Horology the most common uses...
  18. J

    Broaching/Machining square holes

    I was asked to respond to a person on the Clock forum in regard to broaching square holes in clock hands. Since I use the exact same procedures to broach and or machine square holes in watch parts including hands, I thought I would copy my response here in case someone may have an interest. It...
  19. J

    Safe and accurate Micro Drilling on a Watchmakers Lathe

    For whatever reason, it has been my experience that those starting out in Horological repair, often purchase a watchmakers Lathe as a first Lathe for both Watch and Clock work. I suspect that this comes in part from the fact that most Horological repair publications suggest the Watchmakers...
  20. J

    Drilling in hard to reach areas.

    This topic came up on the watch repair forum in regard to drilling blind holes for spring bars in a watch case that was being constructed. Many years ago, I built a miniature offset drilling devise for another purpose, but it has been used for this purpose and a clock or two over the years...

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Weekly News 7/7/19 by Tom McIntyre