Nathan's Possibly Interesting web site
A portfolio type for featuring items in your portfolio.
The ones I’ve used myself
Compact precision at its best
A simple but nifty calculation aid
Thoroughly confusing!
Compact, lightweight, and a pleasure to use
A minimalist calculator from Italy
A relic of past dishonesty
A lost precursor of the Gerber Variable Scale
A 19th century take on Exobiology
Evolution of the Hard Disk