The lid of the cigartte tin shown here, a Second World War example produced in Montreal Canada, has omitted both ships (although there is a "suggestion" of one on the right hand horizon), but continues to use the original "Trade Mark - Nottingham Castle Registered" logo.
(The Journal noted that their ownership couldnt be independently verified.) Puff Bar as a company has been mired in controversy
References Proctor, R.N., "Tobacco and the Global Lung Cancer Epidemic", National Review of Cancer, 1:82, 2001 Proctor, R.N., "The History of the Discovery of the Cigarette-Lung Cancer Link
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The 1st December 1932 issue contained the last article within the series which focused on the Imperial Tobacco Co
As it turned out, these tiny holes are needed for the so-called ventilation of the cigarette