Project Gutenberg 2010-03-09 Public domain in the USA. 229 Planck, Max 1858 1947 Planck, Max Karl Ernst Ludwig Vorlesungen über Thermodynamik Siebente Auflage de Thermodynamics QC Text Mathematics Physics DE Sachbuch 1342652 2010-03-09T09:00:21 application/pdf 9609 2025-10-13T05:27:54.725574 application/rdf+xml 742285 2021-06-11T17:20:21 application/prs.tex 18021 2025-10-13T05:27:54.665598 image/jpeg 4535 2025-10-13T05:27:54.431564 image/jpeg 1109326 2010-03-09T09:00:21 application/octet-stream application/zip 296997 2021-06-11T17:20:22 application/octet-stream application/zip Archives containing the RDF files for *all* our books can be downloaded at https://book.klll.cc/wiki/Gutenberg:Feeds#The_Complete_Project_Gutenberg_Catalog en.wikipedia