1	Queen Anne's Co., MD 1850 Census
2	Power of Attorney
3	Queen Anne's Co., MD 1900 Census
4	Queen Anne's County Maryland Marriage Licenses 1817-1858, Raymond B. Clark Jr. and Sara Seth Clark
5	Upper Shore Genealogical Society - "Chesapeake Cousins", Vol. 18-1-22
6	Death Certificate for William Perry Higgins
7	Queen Anne's Co., MD 1860 Census