Title
Postcard - Napier's BonesCatalog Number
102672265Type
Still ImageDescription
Color postcard: "17th Century Mechanical Aid to Multiplication"Publisher
The Computer MuseumPlace of Publication
Boston, MA, USDimensions
overall: 4 in x 6 inCategory
PhotographCredit
Courtesy of Gwen BellLot Number
X7413.2015