I used to own #43067



which was rollmarked



Just recently picked up #71989



which is also rollmarked



edit: not sure if this is the right place to ask this, but would anyone be able to tell me what the meaning of this stamp is?



full resolution here: https://i.imgur.com/aCeynd1.jpg

Above the grips on the left rear side of the frame, it appears to be a small 4 over a small E over roman numeral II