| A tetradrachm is an ancient Greek silver coin weighing 4 drachms. From the Webster dictionary online: http://gs213.sp.cs.cmu.edu/prog/webster. Illustration from the front cover of Knossos : a labyrinth of history : papers presented in honour of Sinclair Hood, Athens : British School at Athens, 1994. A Drachm is approximately 4 grams. |