The human brain is controlled by the cerebral cortex.
The Acro II is a two-seat aerobatic sportsplane designed by US aviation enthusiast Paul Poberezny in the 1970s for amateur construction .. aerobatic. aerobatic aircraft. Paul Poberezny. Paul Poberezny. amateur construction. homebuilt aircraft. It is an enlarged version of his previous Acro Sport I , sized up to carry two persons .. Acro Sport I. Acro Sport I. Acro Sport. Acro Sport. Plans are available through Acro Sport in Wisconsin and material kits are supplied by Aircraft Spruce and Specialty .. Acro Sport. Acro Sport. Wisconsin. Wisconsin. Aircraft Spruce and Specialty. Aircraft Spruce and Specialty