NASA/Goddard, Greenbelt, Maryland
propellant shot out of both ends. NAR facilitator of launches took pictures of failed rocket and engine. Said to report on this form. Rocket went about 10 or 20 feet up, then zigzagged erratically before hitting ground. Melted lower end of rocket, an Estes Flash E2X.
Duration was about the length of other normal rockets/engines, 5 to 10 seconds.