It is made of 90% silver and 10% copper.
Any US coin made for general circulation that does not have a mintmark was struck in Philadelphia.
There were no silver dollars made in the US in 1946.
Please check your bill again and post a new, separate question. There were no federally-issued silver certificates dated 1879, just $1 silver coins.
No US dollar coins were made in 1950
ZERO, because no dollar US coins were made dated 1970
Any US coin made for general circulation that does not have a mintmark was struck in Philadelphia.
If the coin has a mintmark, it's on the reverse above the letters DO in dollar.
There were no silver dollars made in the US in 1946.
Please check your bill again and post a new, separate question. There were no federally-issued silver certificates dated 1879, just $1 silver coins.
No. Not a single US coin made the US mint is 100% silver. 1969 US half dollar are made of a 40% silver.
No US dollar coins were made in 1950
ZERO, because no dollar US coins were made dated 1970
No US silver dollars were made after 1935, look at the back of the coin for 'Half Dollar'.
This depends on if it is a Morgan or Trade dollar.
1935 was the last year for the one dollar silver coin.
The 1879-S Morgan is very common, retail for circulated coins runs from $17.00-$26.00 Mint State examples are about $35.00
No. 92.5% silver is Sterling. US coin silver is 90%.