Queen Mary survival kit whistle?

[Turbo21]

I found these 2 items together at an estate sale. And trying to figure out if it's legit or not. Perry whistle made in England
And a certificate saying it was from hms queen Mary. What are your thoughts?

 

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[nhbenz]

Here is a newspaper article regarding the guy who bought for resale many of the contents of the ship in 1970: The Paris News from Paris, Texas · Page 10

 

[Mackaydon]

If you have any questions, you can call the ship's land-based office at: 877-342-0738

 

[sutphin]

COOOOOOOOOOOOOOOOOOLLLLLLLLL.

 

[Bigcypresshunter]

I would say authentic. Here is a Perry survival whistle on eBay. 1970s British Issue Emergency Survival Signalling Distress Perry Whistle England | eBay