Nathan's Possibly Interesting web site
A portfolio type for featuring items in your portfolio.
A completely different circular slide rule
A Spanish multiplication aid
The ALKU glass slide rule
Handcrafted with amazing workmanship
And the rest is history…
An electricity bill from the mainframe era
A must-have for the enterprising farmer!
Punched paper tape storage
An unusual pocket reference from the 19th century
A circular slide rule from Manchester
