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Thumbnail copy (JPEG)
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- Derived for all material formats from TIFF master
- Resolution: 72 ppi
- Longest dimension: 150 pixels (e.g. 118x150 portrait; 150x118 landscape)
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View copy (JPEG)
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- Derived from TIFF master using Image Alchemy software
- Resolution: 72 ppi
- Longest dimension: 600 pixels for pictures and 760 pixels for manuscripts, maps and music (e.g. 590x760 portrait; 760x760 square; 760x590 landscape)
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View copy (multi-page PDF)
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- Created for print publications scanned for Copies Direct orders
- Derived from multi-page TIFF master
- Compressed
- Resolution: 72 dpi
- Longest dimension: 1000 pixels
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Examination copy (JPEG)
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- Derived for printed music and cartographic materials from TIFF master using Image Alchemy software
- Resolution: 72 ppi
- Longest dimension: 1000 pixels (e.g. 781x1000 portrait; 1000x1000 square; 1000x781 landscape)
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Print copy (PDF)
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- Derived for printed music from JPEG examination copies using Image Alchemy software
- Compressed
- Resolution: 72 dpi
- Longest dimension: 1000 pixels
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Interactive copy (MrSID)
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- Created primarily for cartographic material from TIFF master using MrSID software
- Compressed
- Resolution: 300 ppi
- Longest dimension: as per the TIFF master (varies according to the original physical item)
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