Allentown, Leigh County, Pennsylvania
- References (4)
- 1900 Individual: Ida E. L. Knappenberger (b. Jan 12th, 1900 )
- 1901 Individual: Minnie Minerva Knappenberger (b. Jun 14th, 1901 )
- 1904 Individual: William J. B. Knappenberger (b. Oct 1st, 1904 )
- 1931 Individual: William Harrison Knappenberger (d. Jun 6th, 1931 )