Private Murnahan's holotape

Private Murnahan's holotape is a holodisk in Fallout 4.

Characteristics
It is a recording of a man named Murnahan who was a private in the war. He stated that the "M-42s" otherwise known as the Fat Man, had just come in, and he was taking a peek at them with his buddy, surprised they were actually mini nuke launchers.

Location
This holotape is located in Fort Strong on a desk by the window in the southwestern corner of the northwestern room on the ground floor.