Thanks here's one of the Gemini Lounge back when it was still the Gemini Lounge. It's different then the one you
always see that originated in Murder Machine. From the Brooklyn Tax Website
http://nycma.lunaimaging.com/luna/servlet/workspace/handleMediaPlayer?lunaMediaId=RECORDSPHOTOUNITBRK~1~1~2214054~357206
Yes, good pick..... it shows the back door where they hung out and whacked people.
I lived just a few blocks from it in its hay day and worked right down the block on Flatlands Ave at the Sunoco station.