QT6-SB18.ZZ0 Qterm overlay for the SB-180 QTO-HP1C.AZM QTERM overlay for HP150 QTO-XER2.ZZ0 QTERM Overlay -- Xerox 820-II QTO-ZB10.AZM Telcon Zorba overlay for QTERM QTP-XER2.AZM Xerox820-II & 16/8 overlay for QTERM QTPAT42.LBR QTERM patch sources