{"uid":"cap_KCuhQRdXlynJj2OT-AEp9","slug":"free-books-1820s-81064ff6","name":"free-books-1820s","description":"Free books first published in the 1820s: public-domain works dated 1820-1829 in the catalogue (Internet Archive scans and dated Gutenberg editions), most downloaded first, with download links. Period reading and historical research. $0.01 per page of 20.","url":"https://library.intel.rallylive.ca/library/books/1820s?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_YrX8qirOORgvE3UZ83viw","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a paginated list of public-domain books first published in the 1820s (1820–1829), ordered by most downloaded, with download links from Internet Archive and Project Gutenberg.","exampleAgentPrompt":"Can you pull up a list of free public-domain books published in the 1820s, sorted by most downloaded, with links to read or download them?","exampleUseCases":[{"title":"Period reading for historical fiction research","prompt":"I'm writing a novel set in the 1820s — can you find me free books actually published during that decade so I can get a feel for the language and culture of the time?"},{"title":"Discovering popular Romantic-era classics","prompt":"What are the most downloaded free books from the 1820s? I'd love to explore some classic literature from that period with download links I can actually use."},{"title":"Academic sourcing for 19th-century history","prompt":"I need primary sources and contemporary texts from the 1820s for my history paper — can you list public-domain books from that decade with download links?"}],"resultDescription":"A paginated list (20 items per page) of public-domain books first published between 1820 and 1829, sorted by download popularity, including title, author, publication date, and download links pointing to Internet Archive scans or dated Project Gutenberg editions.","failureModes":["No results on a given page if catalogue is exhausted","Network timeout if upstream library catalogue is slow","Payment failure if x402 micropayment of $0.01 USDC is not completed","Malformed response if upstream Internet Archive or Gutenberg data is inconsistent"],"whenToPreferThis":"Use this endpoint when you specifically need books published in the 1820s decade, want popularity-ranked results, and need direct download links. Prefer it over general book-search APIs when the decade constraint (1820–1829) is the primary filter and cost-per-page micropayment access is acceptable.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-17T00:34:21.436Z","isFirstParty":false,"canonicalSlug":"free-books-1820s-81064ff6"}