Mersenne Stamp
 

Has this been mentioned before?

Postal stamp [url]http://ndatech.com/mersenne/PrimeStamp.jpg[/url]

Mathematik
2^13,466,917-1
Fürstentum 85
Liechtenstein
B. Kaufmann 2004

[QUOTE=M29]Has this been mentioned before?

Postal stamp [url]http://ndatech.com/mersenne/PrimeStamp.jpg[/url]

Mathematik
2^13,466,917-1
Fürstentum 85
Liechtenstein
B. Kaufmann 2004[/QUOTE]

Image saved!

Luigi

May as well attach it...

Are these still available from the Liechtenstein postal service?

[QUOTE=M29]Are these still available from the Liechtenstein postal service?[/QUOTE]I have a cousin who works in Liechtenstein for the Hilti Machine Tool Company - I've asked him to check next time he's at a post office.

(Hah, I was about to write "*the* post office," but as small as Liechtenstein is - I've hiked its entire length in an afternoon, and that was high in the mountains bordering it, not in the flat - perhaps "*the* post office" is in fact correct. :wink:)

[QUOTE=ewmayer]...Hilti Machine Tool Company...[/QUOTE]Back when I was still working construction, I used a rotary hammer several hours a day it seemed... I burned through several low-end models before my boss bought me a Hilti... I never was able to burn that one out... We later bought a Bosch that was almost as good but when it came time to get the tools every morning I always grabbed the Hilti...

The official site of the postal office of Liechtenstein to sell stamps:

[url]www.pwz.li[/url]

Sondermarken "Exakte Wissenschaften"

brochure: (second of 2004 (Sep 6))
[url]https://www.pwz.li/2004-09-04/2004-09-04.pdf[/url]

hope that helps