- Columbia Institution for Instruction of Deaf and Dumb (Interior Department)1
- Conference of State and Territorial Health Officers with Public Health and Marine-Hospital Service1
- Convention of American Instructors of the Deaf1
- Convention of American Instructors of the Deaf (Columbia Institution for Deaf and Dumb, Interior Department)1
- Court of Private Land Claims, Attorney for1
- Crop-Estimating Board1
- Crow, Flathead, etc., Indian Commission1
- Cuba Posts Department1
- Currency, Division of1
- Customs Congress of American Republics, 19031
- Dakota, Department of (War Department)1
- Danish West India Islands, Select Committee to Investigate Facts Connected With Purchase of1
- Dead Letters Division1
- Dead-Letter Office (Post-Office Department)1
- Defense Department1
- Department Methods, Committee on1
- Dietrich, Charles H., Special Committee on1
- District of Columbia Committee, Senate1
- District of Columbia, Committee on Corporations Organized in1
- Documents, Select Committee on Examination and Disposition of1