Artifact Details


Napier's bones card abacus table

Catalog Number



Still Image


9 1/2 x 11 1/4 in.


Photographic print


This is a black and white image of a set of Napier's bones against a black background. There are 10 strips of white numbers running vertically and 10 strips of numbers running horizontally. Each strip at the top reads, from left to right, "8 7 9 5 0 3 6 4 1 2" and numbers each strip on the right side of image from top to bottom read "3 5 8 6 2 9 0 7 4 1". Each of these numbers is written a single strip with a row of triangle notches cut into the strip along with dark diagonal lines drawn. Written on the verso side in blue pen is "...846/14" and in black pen "10/1, p.64". Also written in verso side in pencil is "E.Tomash Figure 14". There was a "18" written but has been crossed off. Written on on the white label is "PROPERTY OF ANNALS OF THE HISTORY OF COMPUTING 133 McBryde Hall Virginia Tech Blacksburg, VA 24061-0119". Stamped on verso side in purple ink is "MUSEO ARQUEOLOGICAL NACIONAL MADRID" and "Inventario n. Negativo n. Fecha PROHIBIDA LA PUBLICACION SIN AUTORIZACION ESCRITA En publicacion autorizada citese foto MUSEO ARQUEOLOGICO NACIONAL". Written in red ink next to the "Inventario n." is "52698". Written in red ink next to the "Negativo n." is "3846/14". Written in red ink next to the "Fecha" is 27-9-85". Also stamped in purple ink is "PROHIBIDA LA PUBLICACION NO AUTORIZADA".


Identification photograph; Publicity photograph


Napier, John


Gift of J.A.N. Lee

Lot Number