100.000+ autores registrados con C · página 142
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| Umeunegbu Pascal C | — |
| Uni O S C | — |
| Uni St B C | — |
| Union School Furniture Company (Battle C | — |
| United Confederate veterans. [from old c | — |
| United Confederate Veterans [From Old C | — |
| United Confederate Veterans. R.E. Lee C | — |
| United Confederate Veterans R E Lee C | — |
| United States. c. | — |
| United States and Mexican Mixed Claims C | — |
| United States Bureau of Education C | — |
| United States Commission on Training C | — |
| United States Congress Conference C | — |
| United States. Congress. House. C | — |
| United States. Congress. House. Select c | — |
| United States. Congress. House. Select C | — |
| United States Congress House Select C | — |
| United States. Congress. Joint Special C | — |
| United States. Continental Army. South C | — |
| United States Continental Army South C | — |
| United States. Dept. of the Treasury. C | — |
| United States Federal Water Pollution C | — |
| United States. National Archives and Records Service. Committee on Preservation. Subcommittee C. | — |
| United States National Ocean Service C | — |
| United States Navy Dept Bureau of C | — |
| United States. Office of I. & C. | — |
| United States. Securities and Exchange C | — |
| United States Securities and Exchange C | — |
| United States War Dept Porto Rico C | — |
| United States. WPA (D. of C.) | — |
| Universidad Vasco de Quiroga A. C. | — |
| Université des langues et lettres de Grenoble. C | — |
| University of Minnesota Center for C | — |
| University of Texas Institute of Texan C | — |
| University of Victoria (B. C.) | — |
| Unluer C. | — |
| Unterrichtsplaner 22/23 (c) | — |
| ʻUppalīsān Chumphon M. C. | 1899–1974 | — |
| Association du Vrai Cœur | C999 |
| Catherine Cœur | C999 |
| Ch Le Cœur | C999 |