The Union Gospel Press building—now known as Tremont Place Lofts—looms over Tremont like a holy ghost. It is more than 160 years old and comprises 300,000 square feet, two acres, four stories and 15 linked buildings. Like no other structure in…

Thirza Skinner Pelton and her husband Brewster Pelton purchased the land that became Lincoln Park in 1850 from Francis Branch, the son of a Connecticut pioneer who settled what is now the Tremont neighborhood in 1818. The Peltons intended part of the…