Skip to Content

Technology: 18th-19th c

Showing 1 of 1


Sumador Chino (Chinese adder).
19th c Mexican Scientific Industrial Arts

John NAPIER (Edinburgh, Scotland, 1550 - 1617, Edinburgh, Scotland) Primary
c. 1880
19th c
Carved; assembled
Scientific instrument
Computer History Museum. Mountain View. California.
The calculating device, which was discovered in Mexico, was a desktop version of "Napier's Bones"

Caption: NAPIER John |Sumador Chino (Chinese adder). |Replica. | c. 1623|German|
<!--#4DEVAL gsFunc_SortRecords ([Portfolios]Port_Name; ">")--> : ## Error # 54

Portfolio List Click a portfolio name to view all the objects in that portfolio
This object is a member of the following portfolios:

Your current search criteria is: Portfolio is "Technology: 18th-19th c" and [Object]Nationality is "Mexican".