William Fast Mail Fraud news report in 10 July 1993 Seattle Times. William M. Fast was a member of the 1989 NBSAC Propeller Guard Subcommittee.
Houseboat Propeller Regulation Proposed and Withdrawn by USCG: Analysis by PGIC
History of Boat Propeller Safety
Mitigating Boat Propeller Injuries & Fatalities Chart
Four Volume Review of the Boating Industry’s Boat Propeller Guard Product Liability Defense