Quick Stop at Jarrahdale POW Camp

Today was my day off, so I wanted to revisit the old homesite where I went last week to do a bit more detecting around there and check out another potential site for detecting , my first stop was and the mid to late 1800s site I swung the detector around for a couple of hours not getting much at all got some more building material a rather large U clamp or something which I brought home to clean up cause it was just so big never seen one like that before, a couple more bottle tops and what looks to be a rusted key but it could just be building material again plus a couple what could be modern drawer handles on the surface made of glass but accidently broke one, I will post the finds another day haven't photographed them yet, there was also like a keyring when I first pulled it out it looked like and old ring then I cleaned it up a little and realized it wasn't. (photo will be inserted here) I left the site to check out another one I found on Google Earth but it looks