A hard rock group of late 60s

what about Blue cheer

Explanation:

hope this helps

the american rail road was the most influential and useful transportation system developed in the 1800's with steam locomotives and in the very late 1800's and early 1900's diesel electric locomotives being used to transport goods and people around the newly expanded united states!

the lowest among the social higher rank were the working class. this class remained detached to the political progression   of the country and was hostile to the other two classes