Local family histories show William Butler had a son Edwin. I think his name was Edgar. William Butler, widower, died in 1850. His children were disbursed to other families. In the 1850 Little Egg Harbor, Burlington, NJ census Edgar Butler, born 1837, is seen with the family of Zebulon M. P. Mathis.
Civil War Draft
8 Apr 1865 • Bass River Burlington, New Jersey, USA
The Mount Holly Herald listed Bass River residents who were drafted into the Union Army. Among them was Edghar [sic] Butler.