I see that I asked this question before -- short memory? -- and got some comments on the origination but not the end or the 1010SL rule. Marion Moon...
Hiya. One of my colleagues at work, knowing my peculiar interest, showed me a Richardson SR, Patent January 31 1911/March 26 1912. Any way to date this...
Hi Heinz, I think that you may find some interesting information on the issues of making slide rule scales from the Slide Rule Group. I am going to post this ...
To all In the new book by Joe Soper on his experiences at K&E Joe goes into so detail about the creation of scales. At K&E it was quite exotic. The text is ...
Hi, Bill... I, for one, would be very interested in seeing those scans. If Mike Konshak is correct about Gilson having bought Richardson's company before 1920,...
I recently acquired a beautiful Soviet slide rule that basically looks like a giant (73mm diameter) gold coin. There is very little writing on it, just...
The scripted text on the front just reads: "Kalibr", i.e. "Caliber". /Lennart ... -- !++ ! Lennart Börjeson, Cinnober Financial Technology AB ! Industrigatan...
Hi, I am looking SIC 1580 or Ricoh / Relay 158 manual. Can anybody provide a link to one on line, or perhaps email a copy to me? I have scans of the SIC 1570...
I do not know if there is an on line link that could furnish you with the manual. Maybe someone has one to send it to you. If you are not successful, I can...
Ooops, correction I am looking for a link to or copy of the SIC 1570 manual. I have scans of the SIC 1580 manual, courtesy of Steve Kay, if anybody would like...
Scott: Go back to my last message and replace 1580 by 1570. I can also mail you a copy of the SIC 1570 manual. Let me know if you would want it. Best regards,...
Hi Gang: I posted an image in "Files" of the Richardson SR that I referred to a couple of days ago. It's called "Richardson 4ISRG." (Get it?) It's horribly...
Dear David not necessarily the lord of all slide rules. I have a sliderul e that crams 32 scales on both sides that is possibly the most elegant ever made...
JohnStClaire@...
Feb 8, 2007 9:32 am
32186
... I'd love one, as well. They're good, but simply not worth anything even near the price they sell for. -- Brian Ronald (Brianetta)...
Which slide rule is 'lord' is clearly a matter of taste and preference. The 2/83N (Biplex or Duplex) is a beautiful thing and a very popular collectors' item....
Not wishing to slaughter any holly cows, I personally consider the 2/83N a poorly designed, over complicated, difficult to use slide rule with a very...
zvidoron@...
Feb 8, 2007 12:08 pm
32189
Being a convinced Aristo fan, I can hardly disagree with Zvi :-)) BUT, lube the 2/83N with a little vaseline, and you will find that it is as smooth as...
Hello, maybe all of us except me already know that Herman's slide rule CD is online. According to the site of the Dutch collectors it has been online since...
Hello, It's good to have a place to go to to find stuff out. A few years ago, I'd say at least three but I'm thinking more like five, I read about a book...
Hello: I purchased a nearly identical slide rule to this one at an antique show some years ago -- probably around 1985 or earlier. This particular rule is very...
In addition to Peter Holland's posting, the situation regarding Herman van Herwijnen's SR Catalogue can be summarized as follows. There are two on-line...
Dear Collectors of Slide Rules and other Historical Calculating Instruments, As you are probably aware, this year the Dutch KRING has taken up the challenge to...
Hi Bob: I came into my interest in slide rules too late to meet Hans Dennert, although I have met his widow several times, a charming lady, very knowlegable...
Hi all, The following link www.mathsinstruments.me.uk is to my new web site. The site has many examples from my collection of drawing instruments, slide rules,...
John, I appreciate your comments on the 2/83N. I bought mine in Germany in 1973 for about $20, to give to my son, who was a sophomore at Rice University. When...
I just received a mint condition Teledyne Post Versalog 44CA-600. This is the first one I have ever seen and I was surprised to find that one of the cursor...
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