["General News", The Hedland Advocate (Port Hedland, WA), Saturday 08 April 1911, page 10]

...

Another fortnight will see the willy-willy season out, and for seven months to go the raising of pearl shell will be prosecuted without fear and with vigor, as numbers of owners declare they will "go for their lives" for three years [at the end of which white divers are to be insisted upon,] and then "chuck it."