TEXAS INSTRUMENTS TI 99/4A Pyramid of Doom (1981) tested cassette text adventure software

"Pyramid of Doom" for the TI 99/4A computerFORMAT: cassetteMFR: Texas InstrumentsCAT. NO.: PHT 6052HOUSING: whiteLABEL: orangeYEAR: 1981Part of Scott Adams's Adventure International series of pioneering text adventure games.  A treasure hunt in a deadly tomb becomes a frustrating challenge in this difficult entry in the acclaimed adventure series.NOTE: this game requires the Adventure cartridge, sold separately, to load and run.Tested and working.  Cassette in blank shell only, as shown; no other instructions or packaging included.Shipping weight: 4 ounces.