{"uid":"cap_RadpAYKwX8CaWhc5ybmAX","slug":"forgemesh-library-he-subject-shelf-99f83b96","name":"ForgeMesh Library — HE Subject Shelf","description":"Curated shelf: HE — 159 public-domain books including Ocean Steam Navigation and the Ocean Post, A Hundred Years by Post: A Jubilee Retrospect, The story of the first trans-continental railroad : $b its projectors, construction, and history. Returns a ranked list with drill-down routes for full-text retrieval. No license, no API key required.","url":"https://library.forgemesh.io/he","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"limit":{"type":"integer","description":"Max books to return (default 20, max 50)"}}},"responseSchema":{"type":"json","example":{"books":[{"year":null,"title":"Ocean Steam Navigation and the Ocean Post","author":"Rainey, Thomas","book_id":25104,"subjects":[],"download_count":6262}],"count":5,"shelf":"HE","coverage":{"target":61015,"indexed":61015},"drill_down":["/book-metadata","/book-chapter","/book-quotes","/literature-search"]}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_ueKwaX78ipZELH73tWuQt","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a ranked list of up to 50 public-domain books from the Library of Congress HE (Transportation and Communications) subject classification, with drill-down routes for full-text retrieval.","exampleAgentPrompt":"Can you pull me a list of up to 30 public-domain books from the transportation and communications shelf — things like ocean navigation, railroad history, or postal history?","exampleUseCases":[{"title":"Railroad history research reading list","prompt":"I'm researching the history of the transcontinental railroad — can you get me a list of 20 public-domain books on that topic from the transportation shelf?"},{"title":"Ocean steam navigation collection","prompt":"I want to explore classic books about ocean steamship navigation and early maritime travel — can you fetch me up to 50 public-domain titles from the HE subject shelf?"},{"title":"Postal and communications history survey","prompt":"I'm putting together a reading list on postal history and early communications — can you retrieve the top 15 public-domain books from the transportation and communications shelf?"}],"resultDescription":"A ranked list of public-domain book records from the HE (Transportation and Communications) subject shelf, including titles, authors, and drill-down routes that can be used to retrieve full text. Returns up to 50 results (default 20), ordered by relevance or historical popularity.","failureModes":["Limit parameter exceeds 50 — API likely returns an error or clamps to maximum","Network or payment processing failure returns no results","Shelf may return fewer than requested books if the total catalog size is smaller than the requested limit","Malformed request body may result in a 400 error"],"whenToPreferThis":"Choose this endpoint when you need to browse or enumerate public-domain books specifically about transportation, ocean navigation, railroad history, or communications history (Library of Congress HE classification). Prefer this over full-text search when you want a curated overview of what's available on the shelf rather than searching for specific passages or keywords. It's also the right choice when you want drill-down routes to follow up with full-text retrieval.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T19:02:27.228Z","isFirstParty":false}