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Microfilming of technical drawings and other drawing office documents - Quality criteria and control of 35 mm silver gelatin microfilms Ingestion-build-83346 NOTE 2 The procedures described1 Scope This part of ISO 3272 specifies the procedures for maintaining and checking the quality and reproducibility of 35 mm silver gelatin type microfilm in black and white. It is applicable to first generation, second generation and distribution silver copies, processed in accordance with ISO 10602 and produced on microfilm cameras from hard copy. It is applicable to the microfilming of all documents prepared by drawing offices, such as technical