The battle monument area of Trenton has seen dramatic changes over these many years. Above is a photo of one of the more vintage commercial establishments that was once located on the corner of Princeton and Pennington Avenues. The Mangold name is familar in the history of Kuser Mansion. A Mr. Mangold was the first caretaker in the early part of the 20th century. There is a possibility that there is a relationship with the pharmaceutical Mangold.