Letters written to Henry Kidder from his mother - 1860s

Letters dated Jan, March, May of 1863 and Sept 1868. Tells of happenings in town of Warwick, people that have moved, been ill, etc. Henry was in hospital and his mother states that she wishes she could be a nurse there. She has heard that many of the Warwick boys are unwell.
A report card of Henry Kidder from the 1850s is attached (but not mentioned in letters)

Year (or year range)
1860s
Approximate era
1851-1900