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Subjects
- Albania -- History -- 1990- 1
- Bulgaria -- History -- 1944- 1
- Electronic data processing -- History--20th century.1
- Europe, Eastern -- Economic conditions -- 1989- 1
- Europe, Eastern -- Economic conditions -- 20th century. 1
- Europe, Eastern -- Politics and government -- 1989- 1
- Europe, Eastern -- Politics and government -- 20th century.1
- Information science -- Congresses.1
- Information science -- History -- 20th century.1
- Information science -- United States -- Societies, etc.1
- Information science -- United States -- Societies,etc.1
- Information storage and retrieval systems -- History.1
- Information storage and retrieval systems --Research.1
- Information storage and retrieval systems --Standards.1
- Microfilms -- Standards.1
- Micrographics industry.1
- Microphotography -- Standards.1
- Professional associations -- United States.1
- Turkey -- History -- 20th century.1
- Yugoslavia -- History -- 1992-2003. 1