[PSUBS-MAILIST] Drop weight design

[Jens Laland via Personal_Submersibles]

Gentlemen,

If I'm not wrong, I think the French used a whole lot of off-the-shelf
lead balls (as used in shotguns) in two individual pellet ballast
hoppers when they operated the "Trieste" back in the 50's, ref
https://upload.wikimedia.org/wikipedia/commons/3/31/Trieste_nh96807.svg

Best regards,
Jens Laland