Da Vinci Helicopter

Description

• Highly detailed plastic pieces molded in crean, brown and black.
• Replica of da Vinci’s Aerial Screw design, a forerunner to th modern helicopter.
• Structurally unable to fly, da Vinci’s design stimulated curiosti about the possibility of vertical flight.
• Mechanical spring controls rotation and vertical movement of th fuselage.
• No glue or paint required.
• Illustrated instructions.