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| Title | The Central Executive Committee of the USSR (CEC of the USSR).The composition of the Committee on the Improvement of Labor and the Labor of Workers and Peasants under the Presidium of the CEC of the USSR. |
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| Series | Cases of the Secretariat of the Presidium of the CEC of the Union of the SSR.1931 |
| Fonds | CENTRAL EXECUTIVE COMMITTEE OF THE USSR (CEC USSR) |
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