http://www.fourmilab.ch/babbage/glossary.html
"In these pages, I've used Babbage's own terminology for components and operations in the Analytical Engine. The following table gives the equivalents in contemporary computer terminology."
Babbage's Analytical Engine
Contemporary Computer
Accidental sign
Sign bit
Analyst
Programmer
Attendant
Operator
Axis
Buffer register
Barrel
Microcode
Card
Instruction
(...)
Curve Drawing Apparatus
Plotter
Column (of Rack)
Memory (RAM) cell
Cycle
Loop
Mill
Arithmetic and Logical Unit (ALU)
Rack (of Columns)
Random Access Memory (RAM)...
