The German mathematicican Adam Ries described the use of counting boards in Rechenbuch auf Linien und Ziphren in allerlei Handthierung / geschäfften und Kaufmanschafft.
Adam | Adam Smith | Adam and Eve | Adam Mickiewicz | Adam Sandler | Adam Lambert | Adam-12 | Adam Ant | Adam Faith | Adam Again | Adam Michnik | Robert Adam | Adam Sedgwick | Adam Savage | Adam (Bible) | Adam West | Adam of Bremen | Adam Warlock | Adam Strange | Adam Hochschild | Adam Rapp | Adam Hughes | Adam Carolla | Adam Baldwin | Hans-Adam II, Prince of Liechtenstein | Adam Hart-Davis | Adam Buxton | Adam Brand | Adam Yauch | Adam McKay |