Maksim. The original description page was here. All following user names refer to en.wikipedia. This is a scan of a Pickett pocket slide rule, done by...
Pickett pocket slide rule, done by me, Benjamin Crowell, in 2005. The slide rule does not have a copyright notice on it, and works published in the U.S. without...
Pickett pocket slide rule, done by me, Benjamin Crowell, in 2005. The slide rule does not have a copyright notice on it, and works published in the U.S. without...
Pickett pocket slide rule, done by me, Benjamin Crowell, in 2005. The slide rule does not have a copyright notice on it, and works published in the U.S. without...
I, the copyright holder of this work, hereby publish it under the following license: 50 50 3389 1133 3557 2726 Braille Model 4081-3 slide rule-2006.011...
English Diagram of slide rule designed by Johannes Schumacher, published 1909...
Proviene de http://en.wikipedia.org. English Slide rule scales front...
by Maksim. The original description page was here. All following user names refer to en.wikipedia. Cursor of an inexpensive slide rule. The front and back...
Slide rule multiplying by 2 I drew this myself on 16 September 2003 with the 'pic'software. I hereby place the illustration in the public domain. Dominus...
Slide rule in base position I drew this myself on 16 September 2003 with the 'pic'software. I hereby place the ilustration in the public domain. Dominus...