Help Mounting Kurt Ostervig Secretary Cabinet  

Hello everyone! I recently acquired this Ostervig freestanding unit that is missing the mounting hardware for the secretary cabinet. I have searched and searched with no luck in finding pictures or information on how this particular piece hangs. The other pieces to the unit are supported by a brass rod that run the length of it from leg to leg. The secretary cabinet has no place for a brass rod to work but instead has a notched out area where the cabinet meets the leg. My guess is that there is a male version of the notch that mounts to the leg then the cabinet is sandwiched between the two legs. I hope that makes sense. I attached some pics.

I also see a lot of units with the brass