Contains 17 Collections and/or Records:
Claremont, California
Series I, Topical files, consists of files on cities, states, countries, and other subjects of interest to Clay.
Cleveland, Ohio
Series I, Topical files, consists of files on cities, states, countries, and other subjects of interest to Clay.
Colby, Kansas
Series I, Topical files, consists of files on cities, states, countries, and other subjects of interest to Clay.
Cold Spring, New York
Series I, Topical files, consists of files on cities, states, countries, and other subjects of interest to Clay.
Cologne, Germany
Series I, Topical files, consists of files on cities, states, countries, and other subjects of interest to Clay.
Columbia, Maryland
Series I, Topical files, consists of files on cities, states, countries, and other subjects of interest to Clay.
Columbia, Missouri
Series I, Topical files, consists of files on cities, states, countries, and other subjects of interest to Clay.
Columbia, SC
Series I, Topical files, consists of files on cities, states, countries, and other subjects of interest to Clay.
Columbia, South America (general)
Series I, Topical files, consists of files on cities, states, countries, and other subjects of interest to Clay.
Columbus, Ohio
Series I, Topical files, consists of files on cities, states, countries, and other subjects of interest to Clay.