To answer about markings they had the USIBP marking on the back strap and a rack number on the butt. I have a lot of photos from the article on the BP NSs for FIREARMS NEWS, but can't pull them in. Unfortunately, that article has not been posted to the FN website.
As far as I have found, there were at least two batches of the Border Patrol New Service .38 Specials. The earliest batch, Charlie Askins personally zeroed each one by bending the front sights. This was not the case on the later batch. I've owned two from the later batch and neither had...
I made a mistake. The two guns shipped to the State of Maine in 1950 were actually Model 26s chambered in .45 Colt and with 4" barrels as stated by the letter. It is not stated what entity in the State of Maine ordered the revolvers.
GIGN 586
GIGN also ordered some test examples with 3" barrels if I remember correctly (I think I have one somewhere), as they planned to issue each operator one length for unformed use and one for concealed use. With the MR73s they issued a 3" and a 5 1/4". The S&W revolvers they initially...
I saw a couple of RMs in the UK over the years. I have a friend that owns a 4" NRM that, when the draconian hand gun law went into effect, he was allowed to keep but it has to be locked up at Bisley and brought to him in an armored car if he wants to shoot it! At one point I was going to try...