Holotape (Allen Marks)

Holotape (Allen Marks) (just called "Holotape" in-game) is a holodisk in Fallout: New Vegas that is generally encountered during the questline A Valuable Lesson.

Location
It can be found lying next to Allen Marks in the prize room of the Sunset Sarsaparilla Headquarters. This holotape tells the Courier how he died.

Transcript
Голографическая запись Аллена Маркса