Tair-33, 300mm f4.5 with Kiev 80 mount for 6x6cm SLR. Huge heavy bugger. Annoyingly they didn't have the camera itself, I've always had a soft spot for them.
If anyone actually wants one of these, it's the Cash Converters shop in Kentish Town road - it may be on their web site too. They had no idea what it was at all, just look for Russian Lens and a price a bit over £100
Also posted at http://ffutures.dreamwidth.org/2058044.html, where there are