According to the government’s CPI calculator, which goes back to only 1913, $100 in 1913 is worth $2,405.37 of today’s money. So, going back past the War Between the States, I’m sure it was mush higher than even that.
http://data.bls.gov/cgi-bin/cpicalc.pl?cost1=100&year1=1913&year2=2016
Well, I was trying to be snarky ....