A Farm of 240 acres, never referred to as a plantation. John Quarles had owned six slaves in 1840 and eleven in 1850, "many of them too old or too young to have been of much use on the farm." One in particular, Uncle Dan’l, might have been an inspiration for Twain’s character Jim.
"Finding archaeologist Karen Hunt is kind of a hassle. She’s hidden, sort of like the artifacts she and volunteers dig for during September weekends at the Mark Twain Archaeology Dig. It’s home to the former farmstead of John Adams Quarles, Mark Twain’s uncle. Twain spent summers on the farm, and here he became acquainted with the Quarles’ slaves. One in particular, Uncle Dan’l, might have been the inspiration for Twain’s character Jim."
Twain was on this line for only a short distance, from Salamanca to Jamestown.
The Atlantic and Great Western Railway (1865-1871) Railroad (1871-1880) Company
https://www.trumbullcountyhistory.com/atlantic-great-western-railroad/
In 1867, Cornelius Vanderbilt acquired control of the Albany to Buffalo-running NYC, with the help of maneuverings related to the Hudson River Bridge in Albany. On November 1, 1869, he merged the NYC with his Hudson River Railroad to form the New York Central and Hudson River Railroad. This extended the system south from Albany along the east bank of the Hudson River to New York City, with the leased Troy and Greenbush Railroad running from Albany north to Troy.
The Oswego and Syracuse Railroad was formed April 29, 1839, and the route was surveyed during the summer of that year. The Company was fully organized March 25, 1847. The road was opened on May 14, 1848, and ran a total distance of 35.5 miles (57.1 km) from Syracuse, New York to Oswego, New York.