Mount Saint Mary Academy was constructed between 1907 and 1909. Fall of 1908, the first 77 student included boys and girls in the elementary school, young women in the academy, and 7 in college.
On Ash Wednesday, March 2, 1911, a devastating midnight fire destroyed the main campus building.
See history of the academy including a 3 minute video with marvelous old photos.
Vintage Postcard: Back says
The Mount
Mount Saint Mary
North Plainfield NJ-New Jersey
Mount Saint Mary College, Watchung Mountains, Plainfield,N.J. postcard mailed 1912 ebay
Winter at the Mount - Mount Saint Mary, North Plainfield, NJ ebay
Vintage Postcard: Back says
The Clock Tower
Mount Saint Mary
North Plainfield, New Jersey
1908 Mount St. Mary's College Watchung Mountain, North Plainfield NJ Wm A Boring Architect ebay
Mt St Mary College, Plainfield,N.J. postcard mailed 1906 ebay