S100 Computerss100computers.com/Hardware Manuals/CompuTime/MS...The CompuTime/QT Clock Boards by Leo...
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S100 Computerss100computers.com/Hardware Manuals/CompuTime/MS...The CompuTime/QT Clock Boards by Leo Biese and Emilio lannuccillo eitner 12- or 24-hour time tormat can be selected