Charles Babbage
arithmetic machine
John Napier's calculating machine invention is called "Napier's Bones."
1946 when it was constucted
lathe machine hour
The very first calculating "machine" was human hands and fingers. The abacus was next in about 300 BC.
he filed the patent for his first calculating machine in 1885 then improved one in in 1892
Bob the builder
with a calculating machine
blaise pascal
The computer is a calculating machine, by programming you can make it "think".
John V Atnasol
ibligo