CLARKSFIELD, OH: PIONEER HISTORY OF CLARKSFIELD.
CLARKSON: Memoirs of Matthew Clarkson of Philadelphia, 1735-1800, by J. Hall; & of his brother Gerardus, 1737-1790
Clason, Clawson, Classon, Clesson, Clarson, Stephen Clason of Stamford, Connecticut, in 1654, and Some of His Descendants 1892
Claunch - "Aaron's Ancestry:" Claunch, Littleton & connecting lines 2000
CLAWSON: "Princess Eleanor", being the genealogy (paternal & maternal) of Mary Eleanor Clawson Knaus. 1991
CLAY, IA: HISTORY OF CLAY COUNTY, Containing a History of the County, Towns, etc.,
CLAY, IA: HISTORY OF CLAY COUNTY, from its Earliest Settlement to 1909. With biographical sketches. (Hardcover)
CLAY, IN: COUNTIES OF CLAY & OWEN, Historical & Biographical. (Hardcover)
CLAY, MO: HISTORY OF CLAY & PLATTE COUNTIES (Hardcover)
CLAY, MO: HISTORY OF CLAY COUNTY. (Hardcover)
CLAY, WV: Clay County Soldiers and Sailors (Softcover)
CLAY, WV: Clay County, WV 1900 Census (Softcover)
CLAY, WV: Clay County, WV 1930 Census (Softcover)
CLAY: Family of Clay of New Castle, DE and Philadelphia, PA. 1895
CLAY: Genealogy and History of the Clay Family
CLAYPOOLE: The Claypoole Family in America, volumes I-V.
CLAYTON, IA: HISTORY OF CLAYTON COUNTY, from the Earliest Historical Times down to the Present. With genealogical & biographical records. (Hardcover)
CLAYTON, IA: HISTORY OF CLAYTON COUNTY, Together with Sketches of its Cities, Villages & Townships; (Hardcover)
CLEAR CREEK, CO: HISTORY OF CLEAR CREEK & BOULDER VALLEYS (Hardcover)
CLEARFIELD, PA: HISTORY OF CLEARFIELD COUNTY, with Illustrations & Biographical Sketches of Some of its Prominent Men & Pioneers. (Hardcover)