YOWZA! What a tiny world!
LEO - that's where I got my NIB, unfired MAC-10/45 from back in early 1977. Can't recall exactly how much I paid, 99.999% sure it was less than the NFA stamp...
I glommed onto the LEO folks as a dirt-poor, young, USAF E4 that just PCS'd to Eglin AFB, FL from a remote...