CD 292.5 prism / "KNOWLES 6" // BOSTON -- this is the tougher [030] version with no ribs -- nice blue shade -- small flat base chip & a few tiny pings (super nice) -- $300 plus actual postage

NOTE: I'm selling these insulators on behalf of the Jim Fielding estate -- PayPal (no fee friends and family) or checks are both accepted - I'll provide instructions. I'll also be handling all the packing and mailing.