Discover / library.intel.rallylive.ca

free-books-1820s

■ Challenge detected

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.

Listed price
$0.01
Challenge detected
10 of the last 10 checks
Median response
461 ms
Last checked
17 Oct, 08:59 UTC
In our index since
26 Sept 2026

Endpoint

curl -i https://library.intel.rallylive.ca/library/books/1820s
# 402 Payment Required: pay with an x402 client (USDC on Base),
# then send the same request again with the payment attached.
10 listed endpoints · on x402 Bazaar

Checks and payment terms on this page refer to the endpoint above. Other listed endpoints have not been checked individually.

Base URLhttps://library.intel.rallylive.ca/library

  • GET/books/1620sNo price listedFree books first published in the 1620s: public-domain works dated 1620-1629 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.
  • GET/author/fergus-humeNo price listedEverything free by Fergus Hume: the 100 catalogued public-domain books, audiobooks and texts credited to Fergus Hume across Project Gutenberg, LibriVox and Internet Archive, most popular first, each with direct download links. Add words to narrow by title. Re-verified daily. $0.01 per page of 20.
  • GET/author/dante-alighieriNo price listedEverything free by Dante Alighieri: the 65 catalogued public-domain books, audiobooks and texts credited to Dante Alighieri across Project Gutenberg, LibriVox and Internet Archive, most popular first, each with direct download links. Add words to narrow by title. Re-verified daily. $0.01 per page of 20.
  • GET/audiobooks/subject/indiaNo price listedFree audiobooks on "India": 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.
  • GET/subject/south-african-war-1899-1902No price listedFree public-domain books on "South African War, 1899-1902": the catalogue's works tagged with that Library of Congress subject (104 in Project Gutenberg alone, plus Internet Archive scans), ranked by relevance and popularity, with direct download links. Add words to narrow. Re-verified daily. $0.01 per page of 20.
  • GET/audiobooks/subject/americansNo price listedFree audiobooks on "Americans": 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.
  • GET/author/hablot-knight-browneNo price listedEverything free by Hablot Knight Browne: the 43 catalogued public-domain books, audiobooks and texts credited to Hablot Knight Browne across Project Gutenberg, LibriVox and Internet Archive, most popular first, each with direct download links. Add words to narrow by title. Re-verified daily. $0.01 per page of 20.
  • GET/texts/1860sNo price listedFree scanned texts from the 1860s: Internet Archive documents, pamphlets, periodicals and books dated 1860-1869 (Americana and library collections), most downloaded first, with rights status and links. $0.01 per page of 20.
  • GET/author/ruben-darioNo price listedEverything free by Rubén Darío: the 31 catalogued public-domain books, audiobooks and texts credited to Rubén Darío across Project Gutenberg, LibriVox and Internet Archive, most popular first, each with direct download links. Add words to narrow by title. Re-verified daily. $0.01 per page of 20.
  • GET/books/1820sNo price listedFree 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.

A dash means the listing gives no price or method. Copy buttons copy the full URL.

Showing 10 of 10 listed endpoints.

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/library.intel.rallylive.ca

Recent checks

28 Sept 2026One bar per check, showing up to 20 recent checks. Coloured bars show relative response time, with a minimum visible height; full-height grey bars mean no challenge was detected. “Challenge detected” means HTTP 402 or another detected payment-challenge signal.17 Oct 2026
All 10 checks
When (UTC)ResultHTTPResponse
17 Oct, 08:59 UTCChallenge detected402397ms
16 Oct, 08:13 UTCChallenge detected402324ms
14 Oct, 21:46 UTCChallenge detected402599ms
13 Oct, 10:39 UTCChallenge detected402419ms
11 Oct, 10:02 UTCChallenge detected402371ms
9 Oct, 21:31 UTCChallenge detected402471ms
8 Oct, 18:39 UTCChallenge detected402490ms
7 Oct, 15:42 UTCChallenge detected402456ms
6 Oct, 15:31 UTCChallenge detected402538ms
28 Sept, 05:02 UTCChallenge detected402465ms

Questions

Did our last probe detect a payment challenge?

At our last probe on 17 Oct, 08:59 UTC, it returned HTTP 402 or another detected payment-challenge signal. This check did not test payment, delivery or compatibility with the Superstables client.

What price is recorded for free-books-1820s?

Its listed price is $0.01.

What payment terms does free-books-1820s advertise?

The listing advertises x402, Base, Base Sepolia and USDC. It names cdp as its facilitator. Check the seller's current payment challenge and authentication requirements before paying.

Where is free-books-1820s listed?

In x402 Bazaar. Superstables first indexed it on 26 Sept 2026.

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