Keywords: Hexadecimal Clock by Nystrom.jpg en Hexadecimal Clock published in 1862 by John W Nystrom as a part of his tonal system proposal - the attempt to replace the decimal by the hexadecimal system de Hexadezimaluhr veröffentlicht von John W Nystrom als Teil seines tonal system -Vorschlags dem Versuch das dezimale durch das hexadezimale Zahlensystem zu ersetzen Nystrom John W Project of a New System of Arithmetic Weight Measure and Coins Proposed to be Called the Tonal System with Sixteen to the Base Philadelphia J B Lippincott 1862 John W Nystrom 1862 PD-old Hexadecimal time |