... U lucky guys :-) Unfortunately I made some enquiries and the shipping cost to Singapore was extremely high using UPS as they don't use the more affordable...
What are the 'Holes' in Pickett 'slides' for ? I have a couple of different Pickett slide rules, and they all have small holes drilled/punched in the slide...
Hi Adam, I believe they are to help in gripping the ends of the slide. At least they work in that regard :-) And, it is possible that pegs went through the...
I always assumed that they were used to mount or hang the slides during painting and/or silkscreening (or whatever process they used to put on the scales and...
I placed an order for 2 each Key chain circular slide rule but they cancelled my order because below $50 and the shipping method they use is expensive. Forget...
If you go to ISRG search function and look up Pickett and holes, you will find several discussions on this topic. From one you will find: Duane, When a...
I run a string through mine and wear the slide rule as a necklace. From: sliderule@yahoogroups.com [mailto:sliderule@yahoogroups.com] On Behalf Of marion moon ...
Thank you Stefan. I found it sold in Europe by Sandelving Aviation Supply in Germany Because it's about 9 Euros shipping, it's better to buy at least 2. it's ...
And here it is in North America: http://www.aircraftspruce.com/catalog/pspages/aprkeychain.php By the way, while searching for a supplier of the above, I also...
I guess nobody is selling 909 rules. Hard to get item, huh? Please email me if you know where to get one (a 606 with Metric is good too) I have a question for...
Every time I see an application or simulation of a slide rule on a computer or handheld I wonder why the programmer doesn't make the rule extend to infinity in...
Hi Everyone, Those of us who use ebay will have noticed that recently they have once again changed their display formats. This is necessitating a complete...
... I sold my N909-ES a couple of years ago (it fetched a very good price). I prefer Pickett pocket SRs so I started watching for a N606-ES. Neither type has...
That was a pretty cool site. My question came from, of course, a desire to raise an arbitrary number to an arbitrary power. I've played with Log-Log rules,...
I'm not a real expert, but I know Pi, e and some others, so this one puzzles me. On quite a few slide rules there is a small 'c' at about 1.129. There is also...
I don't know of any method other than series approximations, which doesn't seem to be worth the trouble, IMO. I feel fortunate that I was able to use slide...
Ok, Ill bite on "If you have a rule with ABCDK scales (and no L scale), how would you go about computing the Log10 of a number?" I have never before thought...
Hi Ed, There is an invaluable resource published by the Oughtred Society - a small booklet titled "Pocketbook of the Gauge Marks - A Guide to the Gauge Marks...
The 400 gr. was introduced around 1790 by the French during their metrication effort after the revolution. It has been used in surveying by most (all?) West...
... 0) English is not my mother tongue, sorry for long winded. I saw this on my concise circular slide rule. 300. Their instruction pamphlet sold out already....
For the trivia file: Gaspard Riche, Baron de Prony got the job of recalculating the trigonometry tables, etc., for the French. Prony is also known for...
Be careful not to confuse these two terms when reading things that are not carefully written (like some less than well written SR instructions) "Decimal...
In the book "Pocketbook of the Gauge Marks" Pano uses the expression 'decimal' degrees, minutes and seconds for GRADS or whatever is the favored term. He also...
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