check out the club photos 2 odd ones, the circular one I used for writing programs on punch card computers (I still have a 8088 8" drive but just use it for...
I have a query is the 67/54 R the same as the 67 / 54 Rb I have One in the case in excellent condition with the Addiator on the back, from the photos I have...
Sorry it has taken so long to reply. It has been very busy lately. The best answer I can give is to go to the Sphere Research site and check the Faber Castell...
The market seems to have been in slow decline for some time. Another indicator of this is that the proportion of rules offered for sale on ebay but which are ...
...and greetings to all existing members. Please feel free to post your thoughts, photos, experiences and new additions to your collections. This is a BUYERS...
I checked out the link to pholland's excellent website. It is well worth taking a look. The software section also has some real interesting things. If anyone ...
Certainly, I'm happy that I just got my first slide rule - an Otis King model L in good condition - for US$108. I've had some fun tonight figuring out how to...
Hi all...new to the group!<br><br>I've been keen on SRs for a long time (I'm 31) and was really upset to lose (actually it was stolen) my Pickett N3T a while...
Welcome to the club! Be sure to check our links section as there are many excellent sites, from all over the UK, US, and Canada that are offering a wide ...
Hi --<br><br>Does anyone know how to calculate natural logarithms on a slide rule that lacks an Ln scale? I've been told that it can be done, but none of the...
Hi, I'm Korny.<br><br>To find the required Ln, just take the<br>log (base ten) and multiply by .43429.<br><br>This is the Ln(n)/Log(n). The value above is not ...
It has scales 429 and 430, black on white, with a chrome plated handle and black paint on the cursor. I scanned the little instruction leaflet and turned it...
I should add that the white in the little line on the cursor has faded a bit. I haven't figured out yet how to restore that without fear of spreading the white...
It is gratifying to see that we have now passed the 80 members mark. Welcome to all new members. All members are invited to post your comments, question, news ...
hi i never knew slide rules existed until my mother gave me her old one (an acu-math model 400 in near-mint cond. w/case&instructions) today i love slide rules...
I couldn't agree with you more. I both collect as well as use slide rules. I'd never be without one as I use one every day. It is interesting you mention the ...
I though some of you might like to know that I have posted a slide rule calendar on my web site. There are two versions, a small one with lower resolution at...
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