The Geha Company was started in Hannover, Germany in 1918 by two brothers, Heinrich and Conrad Hartmann. (The company name is a shortened form of Gebrüder Hartmann, or Hartmann Brothers). The company, which started production of fountain pens in the 1950’s, was READ MORE
I love it when my worlds collide like this. Root 2 is a number that I use almost daily, since a gain of root 2 is a gain of approximately 3 dB – resulting in an audio signal with twice READ MORE
This is a Wahl Eversharp Personal Point (aka Deco Band) pen with a Gold Seal flexible nib and the rollerball clip (that rotates as you put the pen in your pocket or holder). I’ve posed it here with a page READ MORE
I restored this pen for a friend. It’s a Danish-made Big Ben (I’ve written more about the Big Ben brand on some of my other postings). This one is a piston filler that needed some serious work. However, the end READ MORE
The 200-series of fountain pens was made by the Danish Montblanc factory from 1950 to 1954. They were made of celluloid, with an ebonite friction-fit section and a stepped barrel design, as can be seen in the photo below. Those READ MORE
We spent our summer vacation in Bologna, Italy this year, making occasional day trips using the local commuter trains to various must-see places. One of our day trips took us to Venice, and part of that trip included taking a READ MORE
Waterman’s early patent on feeder design, describing the mechanism of feeding the ink downwards to the nib while simultaneously allowing air back up into the reservoir.