I RECENTLY PURCHASED 2 LUGERS, A 1915 DWM AND A 1916 ERFURT. THE DWM FRAME I AM AFRAID IS DAMAGED. I AM VERY NEW TO THE LUGER AND MISSED THIS ITEM ON INSPECTION. THE STOPPER SECTION AT THE VERY REAR OF THE FRAME SHOULD HAVE TWO FORGED EARS AND A TANG BETWEEN THEM, LOOKS LIKE SOMEONE FILED THEM OFF COMPLETELY. MY QUESTIONS, CAN THE FRAME BE REPAIRED AND IF NOT CAN I OBTAIN A NEW OR USED FRAME? THANKYOU.