Acornsoft Snapper (1983)(Acornsoft)
Snapper V1 (1982)(Acornsoft)[bootfile]
Snapper V1 (1982)(Acornsoft)[h TSTH][t +2][bootfile]
Snapper V2 (1982)(Acornsoft)[h TSTH][bootfile]
Snapper V1 (1982)(Acornsoft)[h TSTH][a][bootfile]
Snapper V2 (1982)(Acornsoft)[SNAP Start]