Telescope M6. n.29666 KCO. 1943 FJA.

[Hightrailtracker]

This is an all steel scope Marked ,,,, { Telescope M6. n.29666 KCO. 1943 FJA. } the sight picture is a circle with a longer line coming from the left hand and right hand edge of the circle and there are shorter lines coming from the top and bottom of out side edge of the circle , there is a single dot in the center of the circle .

Can anyone tell me about this scope .

Thanks .