Beginnings of a PDF file reader. Use at your own risk. General usage: inspect (PDFReader new scan: (FileStream readOnlyFileNamed: 'Festplatte:Docs:pdf:PDFSPEC13.PDF'); xrefSectionAndTrailer) inspect the "Root" entry in that dictionary. execute "PDFPageMorph new page: (self pageAt: 1); openInWorld" to see the first page