@NURBS I *THINK* what Teodar23 means is (from what I see) is on some of the brass parts of the gun assembly have 90 degree edges, or sharp edges. In most cases pieces like this would have some sort of bevel or rounding to them even if its only a very small amount. To me it seems like you tried to mimic this with the…
Looks good but you can push it a bit further. The copper mats have the edge coloring a bit too uniform and a bit too bright. The steel has a bit of too much roughness variation. Im sure that the manufacturing procesess back then were not as good but that seems off. Maybe its the roughness variation scale that is the…