In 1867 there were many more denominations of coins than today. Denominations minted that year were:
The U.S. mint did not issue a nickel with a buffalo on it in 1867.
1867
There are different people on the coins. Not all are the same
Four words that appear on all US coins are "United States of America."
"E Pluribus Unun" and "In God We Trust" are some sayings that are used on US coins. US coins no longer have to say "In God We Trust" but so far they all do.
The U.S. mint did not issue a nickel with a buffalo on it in 1867.
1867
No but it's not uncommon. Rotated dies are known for most if not all US coins and are considered errors.
The designer was James B. Longacre he designed many US coins.
Austria ceased issuing Florin coins in 1867.
All US coins use metal
There are different people on the coins. Not all are the same
All
Four words that appear on all US coins are "United States of America."
Because without coins the empires would not get bombs and all
Yes
All real US gold coins have dates but not all have a mintmarks