This is part of the Holyoke Heritage Trail so after visiting here get back onto the trail.
The Richardson Train Station of Holyoke was built in 1885 by Henry Hobson Richardson the famed architect. He started a Victorian architectural style that is now called Richardson Romanesque. The Connecticut River Railroad that passed through here was made in 1845. The first station was were the modern station is now. This Richardson Station was used until 1965. It is now being refurbished for a new use.
H H Richardson had a friend named Frederick Law Olmsted that often helped him on projects. Olmsted was a landscape designer. Sadly there is no evidence that they collaborated on this train station.
Sanborn map analysis:
Look at the past floor, present, and future floor plans at this LINK.
Read about the Richardson train stations around New England at this LINK.
Learn about the renovations at this LINK.