Star Trek + 3D O's and X's

Software list:Sinclair ZX81 cassettes (zx81_cass)
Short name:startrox
Year:1981
Publisher:Macronics
Supported:Yes
usage:16K

Parts

Side A - Star Trek (cass1)

Short name:cass1
Interface:zx81_cass
part_id:Side A - Star Trek

Side B - 3D O's and X's (cass2)

Short name:cass2
Interface:zx81_cass
part_id:Side B - 3D O's and X's