DTP file extension is for PageMagic, Publish-It!, or Publisher3 Publication file
Similar to DTP
### - DoubleSpace Compressed volume file### - QTIC Temp file
#24 - LocoScript Printer data file for 24 pin matrix printer
#GF - MetaFont Font file
#IB - LocoScript Printer data file
#SC - LocoScript Printer data file
#ST - LocoScript Standard mode printer definition file
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