The First Generation
The Pilot ACE
The English Electric DEUCE
The Bendix G15
Numerical Control on the Bendix G-15D at Northrop Aircraft, by Max Brown
The Sydney University SILLIAC
Hair planimeters
Hatchet planimeters
Schnöckel Planimeters
Early Amsler planimeters
Willis and Lippincott planimeters
Coffin planimeters
The New Improved Slideing Rule
A timber merchant's Rule?
Barker Family
Truscott Family
