UBB.threads Forums Edged Weapons SA & NSKK Dagger Forum SA with double maker mark by Henckels

Hello Matarese:

This is called a "Transitional" or mid-period piece.
Yes they are common.
This piece looks original.
Here is a link...

http://www.lakesidetrader.com/sa.html

...to a tutorial about SA daggers that you may find to be helpful.