SN 72737
"Gave as a Hunting Souvenir to a man from his friends. The small silver inlaid plaque reads in German Our Dear Friend Julius Kalle as a souvenir April 1 1921, then has the friends names. Serrated black composite butt plate. Checkered premium wood Monte Carlo style stock with Schnabel style front forend. Blued trigger guard, double set trigger, bolt receiver and barrel. Rear bolt safety switch. Rear left side of receiver bolt release. Rear notch and front fixed sight. Top of receiver has scope mounts. Comes with a unbranded leather shoulder sling. Serial number matching on the bolt, receiver and barrel. Side of barrel marked: 7,9 KP."

rifle probably what some call liberated