DescriptionBoulier1.JPG Abacus Azərbaycanca: Çin abakı Bislama: Abakus blong Jaena Esperanto: Ĉina abako Español: Ábaco de China Date 26 March 2005 Source...
DescriptionWTlogo2.jpg Nederlands: Logo Portaal Wetenschap & Technologie Date 14 January 2005 Source Own work + File:Boulier1.JPG + File:Human.svg + File:Blausen...
Nederlands: Wiskunde titelpagina Date 10 September 2005 Source Based on File:Boulier1.JPG. Transferred from nl.wikibooks Author Original by HB. This version by...
