Thunderbolt photos from the archives
"Above are six different assorted skiboats equipped with Berkeley Jet units, all of which are performing in the 60-75 mph range. From front to rear: Jack Joseph, Santa Ana, Calif., and his hull "Candy-Baby", powered by a 427 Ford; Jack Madsen and a Mandella called "Night Light"; "Morgan Organ", a Howard SK packing a 390 Ford owned by Paul Morgan, Lakewood, Calif.; Dick Clark, of the Harmon Pump Company, with SK experimental jet hull, a Dodge powered Stevens; Don Giovino, South Gate, Calif., and his newly launched Hallet; and George Miller at the wheel of a 17-foot Glen-L designed model equipped with a '64 327 Chevey."
"Exterior installations as shown on George Miller's Glen-L."