An interesting collection of marine technical article by Dave Gerr. Apparently he's done a lot of writing for Good Old Boat.
https://www.gerrmarine.com/Articles.html
Found this while searching for an old article he wrote on marine exhaust systems, which, oddly, didn't make the first list. Here it is: https://www.goodoldboat.com/reader_services/articles/Marine_exhaust.php
https://www.gerrmarine.com/Articles.html
Found this while searching for an old article he wrote on marine exhaust systems, which, oddly, didn't make the first list. Here it is: https://www.goodoldboat.com/reader_services/articles/Marine_exhaust.php