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Pt. 1. Political, governmental and national defense affairs. Decimal numbers 862.0-862.3 (41 reels) |
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pt. 2. Social, economic, industrial communications, transportation and science. Decimal numbers 862.4-862.9 (68 reels) |
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Pt. 1. Political, governmental and national defense affairs. Decimal numbers 862.0-862.3 (41 reels) |
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pt. 2. Social, economic, industrial communications, transportation and science. Decimal numbers 862.4-862.9 (68 reels) |
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