Ken Thanks for your reply. I looked up my old messages and found the previous debate relating to the cross stamps. If age brings anything with it, it must be...
The following instruments are offered for sale in the UK 1) A 9 piece Riefler drawing set in green lined case. Condition generally good although some pieces...
Folks, I recently purchased a Gysi set, RT1711, which is clearly marked Gysi & Co on the case. When I was cataloguing the instruments the pencil point for the...
Folks , I recently aquired a relatively early Richter set, RT1771 that was missing a few items. Most have been found but the smaller compass remains to be...
I have posted pictures of a number of instruments and sets I have recently acquired: 1. Kern, Aarau set probably dating from the third quarter of the...
John, I ran into another Compas Superieur set on eBay with these pencil fitting (160780843696), the set is in poor condition but the image clearly shows double...
John, Many thanks for your input. Having gone back and taken a more critical look at the two sets in question, RT1712 and RT1713, I fully agree with you that...
3547
DrawingInstruments@ya...
Apr 20, 2012 5:54 am
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DrawingInstruments@ya...
Apr 20, 2012 5:56 am
Hello, This email message is a notification to let you know that a file has been uploaded to the Files area of the DrawingInstruments group. File :...
John, Just wanted to thank you for uploading these. They are both great references, especially the 1880 image. It can be so hard to find accurate references...
I have recently purchased a comprehensive French set with a maker's name of Radiguet. The set contains an unusual compass which is designed to draw ellipses...
Interesting find Robert. V.unusual for the period. Nick G ... From: DrawingInstruments@yahoogroups.com [mailto:DrawingInstruments@yahoogroups.com] On Behalf Of...
I have just posted 2 pictures of a French drawing set c. 1850. There´s a remarkable little attachment in this set, used to make the dividers usable after the...
John, I'm pretty sure they were for use on the compass when using the pen or pencil attachment and the extension. The triangular leg would not do well at a...
Allan, Many thanks for your reply and the link. I would be interested to know if your attachment came from a English or from a continental set? John...
Ken, Thanks, clears it up for me. I suppose that the production of these attachments was short lived, perhaps in transition towards the replaceable needle...
John, These seem pretty rare, I've only seen a few examples and haven't been able to purchase any. I did notice that the 1880 Kern image you uploaded had two...
I have posted three photos of an unusual beam compass I have just acquired on ebay. The first shows the shaped case, the secondhe instrument in its case (from...
I suspect this may be a trammel for metal work. The point on the trammel with the large wheel would rest in a center mark. While the other point rotates. The...
David, If, the trammel with the large wheel is the center point then the resulting geometry would allow you to let go of the device and it would still stand...
Thanks David, I am pretty sure you are right. I plan to make up a suitable beam and try some experiments. I may also have a go at fabricating pen and pencil...
Robert, Thanks for your thoughts on this, however I think it unlikely it was for metal work for a number of reasons: 1. The case definately has recesses for...
Hello David, I saw this piece on ebay but had spent my instrument allowance for the month so did not bid. I seem to remember seeing one of these on ebay once...
We are of course all guessing here but regarding item 1. I would picture the adjustable arm as being a fine adjustment as it would be difficult to adjust the...
Hello Ken & NIck, Thanks for some more interesting suggestions. Firstly NIck, the cranked arm freely rotates about the pin and does not lock in any one...
I have posted two further photos following some experimentation this morning. First I made some measurements and some simple calculations to establish that the...
