3 ms·
Looks like the older Perkins Brailler ( http://en.wikipedia.org/wiki/Perkins_Brailler http://en.wikipedia.org/wiki/Perkins_Brailler ) has the same layout.
by koenigdavidmj 15y ago
Looks like the older Perkins Brailler ( http://en.wikipedia.org/wiki/Perkins_Brailler http://en.wikipedia.org/wiki/Perkins_Brailler ) has the same layout.