Henry Clay Conrad, History of the State of Delaware,Volume 2 published by the author, 1908
p692-3 Treasurers of Sussex County
Caleb L. McCabe 1901-1903	

sources:
http://books.google.com/books?id=CawUAAAAYAAJ&dq=History+of+the+state+of+Delaware%2C+Volume+2+Conrad&q=caleb+mccabe#v=snippet&q=caleb%20mccabe&f=false (source found by Joan Bennett Howard)

Descendants of John McCabe, 1727-1800. 3rd ed. by Vernon McCabe Jr., Ocean City MD: Vernon McCabe Jr., 2003, pL5