That's hardly a whale - it's a salmon. These coins were made of 80% silver so they're worth about 75-80 cents U.S. for their silver content.
$4.00
The exact value of a 1957 Canadian dime is actually dependent upon a number of factors. Most important fact being, the condition of the coin.
1967 is a very common Dime. It is worth around 1 dollar in any condition below MS64. Then it starts bringing in a slight premium.
1967 was the Canadian centennial, so all their coins that year had a special design. Also that year, the silver content of dimes and quarters was reduced from 80% to 50%, though both versions weigh the same, so it's difficult to tell them apart.
10 cents. Unless it's uncirculated proof-like, then it's worth about $1.
There were two versions of the '67 Canadian quarter and dime: one was .800 silver, and the other .500 silver. Both types weigh the same, so there are no simple or practical ways to determine which is which. As of 15 February 2016, the 80% is worth $2.32, and the 50% is $1.45.
A US dime dated 1867 is a Seated Liberty dime. To see one, in your search box type in Seated Liberty dime and click on images.
Any Canadian dime dated 1967 or earlier is silver. Then some in 1968 were 50% silver, others were pure nickel. The nickel ones are magnetic.
A Canadian Dime is measured to be 1.6 cm exactly.
10 cents.
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Yes