Lastly, here is a Stevens 620 Trench. Not quite as nice as the other two but nevertheless a respectable example.
https://www.milsurps.com/images/impo...E78453FB-1.jpg
https://www.milsurps.com/images/impo...E173CFC7-1.jpg
https://www.milsurps.com/images/impo...D8024B86-1.jpg
https://www.milsurps.com/images/impo...FB669A61-1.jpg