This rocket is a semi-scale version o' t' capsule from t' NASA Mercury program.  It has (3) 24mm motors in t' abort tower.

T' capsule itself started as an Atomic City 1/12 scale plastic model.

T' tower is hand built from paper tubin' & basswood.

When t' canted triple cluster o' motors in t' tower fire their ejection charges t' pressure front travels down t' center tube and t' 30" parachute aft deploys out o' t' bottom o' t' capsule.

Build Thread Link: Mercury Escape Tower Rocket | T' Rocketry Forum