DFT (19xx)(Big Systems Software)[Direct File Transmission][CAS] ROM Download (Tandy TRS-80)

Dogfight (19xx)(-)[PT][BAS] ROM Download (Tandy TRS-80)

Disassembler v2.1 (19xx)(Misosys)[Disk Version][CMD] ROM Download (Tandy TRS-80)

Distance Formula for X-Y Axis (19xx)(Gary Peterson)[BAS] ROM Download (Tandy TRS-80)

Disk Drive Sequence Test (19xx)(-)[BAS] ROM Download (Tandy TRS-80)