Greetings, There are a lot of things we do on this list which may not be obvious to newcomers, and some of us veterans need reminders from time to time, too....
sliderule@yahoogroups...
Jul 1, 2007 7:55 am
33229
hi all someone here have some info about Aristo model 90106 for what it was used for? is it a common slide rule? thanks matteo ...
Hi Matteo: The 90106 seems to be for Shell Constructions (reinforced concrete?). Most of the 600 or so 'five digit' Aristo models are rare, many even extremely...
Mateo Munari asked about the Aristo 90106 in a recent message. This speciality slide rule was built 1960 for Hohnholz, Hannover, and has a designation as...
Professor -- Please tell us what a "Schalungsträger-Rechenstab" *is*, please. I searched your article for the nonexistent "90106". But since my poor German...
... poor ... That would be a sliderule for girder-related calculations. As for the article, that is a "flyer" for the book which it is describing, not for the...
thanks to all reply me like said Jerry McCarthy i think this is used for girder-related calculations or something similar maybe someone from german can...
Hi Matteo, Schalungsträger translates to "service girder". I no nothing of German but I just clicked the "translate" on google for a couple of webpages I...
Hello, I did acquire a standard 2 feet Gunter Rule and I'm looking for a manual or someting similar. I already got the famous and excellent paper of Otto van...
This puppy ended recently ... there were only two bidders. This is 'prox double what it should have gone for, I'm guessing. eBay Jul-01-07 13:06:41 PDT ...
... That's about what I'd expect it to go for. I paid about that for my N4, which came with a case very like that but with a more orange hue. ... What's rare...
Hi Philippe, The following papers all have information concerning the operation of the Gunter. Author Bruce E. Babcock Title Some Notes on the History and Use...
Hi Rod, Thank you very much for this detailed information. I'm also a member of the OS. However this would cost me $50. Last year I ordered 5 back issues of...
Hi Philippe, In the very near future I shall be releasing an extended literature search facility It provides the usual facilities for searching on authors,...
After five years of collecting and wondering if I would ever find (and afford) an example of the Versalog 1460/258, I've been lucky enough to acquire my second...
Darn! I bought my Versalog in the FALL of 1955 and got just the common variety. Thanks, John; I have added yours to the list. Would you mind giving me the...
This message came to the owners, I thought I'd post it in case someone can help Brian out. Craig Group co-owner Hi guys, this may not be a regular question...
... I have heard of other BF date codes that also have the 258 model number. Does anyone know if other 1951 dates codes also included the 258 designation...
I wonder if we are looking for an artillery rule here. They have the trig scales in mils rather than degrees and are set up to work with small angles. I'll...
Hi Noël, you said: "This might be the reason all the muscle calculators I've seen have the more or less useless grad unit..." Useless? One should be aware of...
I looked at the referenced MilDot Master page, and a few other MilDot scope pages, and in general, the mil being referenced here is 1/1000 * radian. Since the...
I was aware that the grad is the "metric" unit of angle. I'm glad somebody is using it although I've never seen reference to its use in anything, even coming...
hi in artillery calculations mills are more useful and obviousli exact. they were widely used rather than commonn angles unit due to the high shoots accuracy ...
You are right, Noël, 'degrees' are still used in Europe for general navigation and astronomy. 'Grads' are, as far as I know(?) used only in surveying....
Grads are still in use on maps (roadmaps) as far as I understood in France. This must be confirmed by somebody who is more expert than I am in that matter :-) ...
Wikipedia has an entry for Keuffel & Esser: http://en.wikipedia.org/wiki/Keuffel_and_Esser There's info in here I hadn't known before. I didn't find an entry...
As I said, there are several definitions of the mil, depending on time and place. 1/1000 radian being one of them. I believe the US Army artillery uses the...
Hi All, Just to let you know that the unit of angle in the British army has been the mil = 1/6400 of a circle for more than forty years (and possibly longer)....
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