Science And Education x402 offerings

Free Medical audiobooks: public-domain recordings in LibriVox's "Medical" genre (84 titles) with runtime, language and mp3 zip / RSS / archive.org links. Add words to narrow. $0.01 per page of 20.

Free Middle Ages/Middle History audiobooks: public-domain recordings in LibriVox's "Middle Ages/Middle History" genre (126 titles) with runtime, language and mp3 zip / RSS / archive.org links. Add words to narrow. $0.01 per page of 20.

Free Modern audiobooks: public-domain recordings in LibriVox's "Modern" genre (96 titles) with runtime, language and mp3 zip / RSS / archive.org links. Add words to narrow. $0.01 per page of 20.

Free Modern (19th C) audiobooks: public-domain recordings in LibriVox's "Modern (19th C)" genre (345 titles) with runtime, language and mp3 zip / RSS / archive.org links. Add words to narrow. $0.01 per page of 20.

Free Modern (20th C) audiobooks: public-domain recordings in LibriVox's "Modern (20th C)" genre (162 titles) with runtime, language and mp3 zip / RSS / archive.org links. Add words to narrow. $0.01 per page of 20.

Free audiobooks on "Napoleon I, Emperor of the French, 1769-1821": public-domain recordings (LibriVox and Internet Archive audio) whose subject tags match, with runtime, language and mp3 links, most downloaded first. Add words to narrow. $0.01 per page of 20.

Free audiobooks on "Natural history": public-domain recordings (LibriVox and Internet Archive audio) whose subject tags match, with runtime, language and mp3 links, most downloaded first. Add words to narrow. $0.01 per page of 20.

Free audiobooks on "New York (N.Y.)": public-domain recordings (LibriVox and Internet Archive audio) whose subject tags match, with runtime, language and mp3 links, most downloaded first. Add words to narrow. $0.01 per page of 20.

Free audiobooks on "Orphans": public-domain recordings (LibriVox and Internet Archive audio) whose subject tags match, with runtime, language and mp3 links, most downloaded first. Add words to narrow. $0.01 per page of 20.

Free audiobooks on "Periodicals": public-domain recordings (LibriVox and Internet Archive audio) whose subject tags match, with runtime, language and mp3 links, most downloaded first. Add words to narrow. $0.01 per page of 20.

Free Philosophy audiobooks: public-domain recordings in LibriVox's "Philosophy" genre (283 titles) with runtime, language and mp3 zip / RSS / archive.org links. Add words to narrow. $0.01 per page of 20.

Free audiobooks on "Poetry": public-domain recordings (LibriVox and Internet Archive audio) whose subject tags match, with runtime, language and mp3 links, most downloaded first. Add words to narrow. $0.01 per page of 20.

Free Political Science audiobooks: public-domain recordings in LibriVox's "Political Science" genre (357 titles) with runtime, language and mp3 zip / RSS / archive.org links. Add words to narrow. $0.01 per page of 20.

Free audiobooks on "Popular literature": public-domain recordings (LibriVox and Internet Archive audio) whose subject tags match, with runtime, language and mp3 links, most downloaded first. Add words to narrow. $0.01 per page of 20.

Free Psychology audiobooks: public-domain recordings in LibriVox's "Psychology" genre (147 titles) with runtime, language and mp3 zip / RSS / archive.org links. Add words to narrow. $0.01 per page of 20.

Free Reference audiobooks: public-domain recordings in LibriVox's "Reference" genre (57 titles) with runtime, language and mp3 zip / RSS / archive.org links. Add words to narrow. $0.01 per page of 20.

Free Religion audiobooks: public-domain recordings in LibriVox's "Religion" genre (359 titles) with runtime, language and mp3 zip / RSS / archive.org links. Add words to narrow. $0.01 per page of 20.

Free audiobooks on "Rome": public-domain recordings (LibriVox and Internet Archive audio) whose subject tags match, with runtime, language and mp3 links, most downloaded first. Add words to narrow. $0.01 per page of 20.

Free School audiobooks: public-domain recordings in LibriVox's "School" genre (65 titles) with runtime, language and mp3 zip / RSS / archive.org links. Add words to narrow. $0.01 per page of 20.

Free audiobooks on "Schools": public-domain recordings (LibriVox and Internet Archive audio) whose subject tags match, with runtime, language and mp3 links, most downloaded first. Add words to narrow. $0.01 per page of 20.

Free Science audiobooks: public-domain recordings in LibriVox's "Science" genre (187 titles) with runtime, language and mp3 zip / RSS / archive.org links. Add words to narrow. $0.01 per page of 20.

Free Science Fiction audiobooks: public-domain recordings in LibriVox's "Science Fiction" genre (884 titles and growing) with runtime, language and direct mp3 zip / RSS / archive.org links, plus matching audio from Internet Archive. Add words to narrow by title or author. Re-verified daily. $0.01 per page of 20.

Free audiobooks on "Science": public-domain recordings (LibriVox and Internet Archive audio) whose subject tags match, with runtime, language and mp3 links, most downloaded first. Add words to narrow. $0.01 per page of 20.

Free audiobooks on "Scotland": public-domain recordings (LibriVox and Internet Archive audio) whose subject tags match, with runtime, language and mp3 links, most downloaded first. Add words to narrow. $0.01 per page of 20.