This is a strange creation.
http://www.ebay.com/itm/Nice-Cool-Antique-RARE-Ford-Model-T-Rajo-Jack-Racing-Int ake-Manifold-Hot-Rod-/371147399226?pt=Vintage_Car_Truck_Parts_Accessories&hash=i tem566a1be03a
Looks to be a dual carb manifold for a Rajo C-35 head. Nice find for those with that head, or plans for one.
It was a RAJO C35 manifold. Looks like someone cut off the original intake and replaced it with two Model T intakes to run dual NH carbs.