{"podcast":{"title":"Inventions of the Century","slug":"inventions-of-the-century-6722138","podcast_index_feed_id":6722138,"rss_url":"https://www.spreaker.com/show/6036430/episodes/feed","website_url":"https://www.spreaker.com/show/inventions-in-the-century-by-william-hen","image_url":"https://d3wo5wojvuv7l.cloudfront.net/t_rss_itunes_square_1400/images.spreaker.com/original/22bae40fed963b5abe01c66d62bc7936.jpg","author":"Audiobooks","episode_count":35,"summary":"http://www.adfreebooks.com - 1000+ audiobooks, all ad free! The author, William Henry Doolittle, was an Expert and Patent Solicitor, Ex-Examiner in the Patent Office and Assistant Commissioner of Patents at Washington, Writer of Inventions, etc. He put together this collection to illustrate a period of remarkable advances in technology across the board. -","last_synced_at":"2026-07-21T20:18:22.918497+00:00","page_url":"https://stenobird.com/podcast/inventions-of-the-century-6722138"},"episode":{"title":"METALLURGY.","slug":"metallurgy","published_at":"2023-12-13T15:19:45+00:00","page_url":"https://stenobird.com/podcast/inventions-of-the-century-6722138/metallurgy","show_page_url":"https://stenobird.com/podcast/inventions-of-the-century-6722138","url":"https://www.spreaker.com/episode/metallurgy--57996763","audio_url":"https://dts.podtrac.com/redirect.mp3/api.spreaker.com/download/episode/57996763/inventionsincentury_15_doolittle_64kb.mp3","summary":null,"meta_description":null,"key_points":[],"chapters":[],"topics":[],"duration_seconds":2209,"processing_state":"not_requested","actions":[{"name":"request_transcript","method":"POST","url":"https://stenobird.com/v1/public/podcasts/inventions-of-the-century-6722138/episodes/metallurgy/transcription-requests","description":"Idempotently request low-priority transcript generation for this episode."},{"name":"read_markdown","method":"GET","url":"https://stenobird.com/podcast/inventions-of-the-century-6722138/metallurgy.md","description":"Read the agent-friendly Markdown representation of this episode resource."}]}}