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Continue to ChatCAM::PDF - PDF manipulation library by "Clotho Advanced Media" https://wp.jochen.hayek.name/blog-en/2010/12/10/campdf-pdf-manipulation-library-by-clotho-advanced-media/
CAM::PDF - PDF manipulation library by "Clotho Advanced Media" https://wp.jochen.hayek.name/blog-en/2010/12/10/campdf-pdf-manipulation-library-by-clotho-advanced-media/