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Parkland Archives – 1900 Sears Catalog Item Price Lookup
x402
Parkland Archives – 1900 Sears Catalog Item Price Lookup is a paid API for AI agents from history.parklandarchives.com, paid per call via x402, $0.01/call, status unknown (last checked 2026-09-14).
Returns structured historical price and product data for a specific item from the 1900 Sears catalog, queried by item number.
Price / call$0.01
Success—
StatusUnknown
How this service works
Structured historical data from verified primary sources — 1900 Sears catalog prices, World Almanac statistics, and more. Queryable by AI agents via x402 micropayments on Base.
Output
A JSON object indicating whether the item was found, with a record containing the item number, product name, category, price in USD, materials, source page number, catalog year, catalog season, source identifier (e.g. archive.org scan ID), a flag for price uncertainty, and timestamps. Returns found: false if the item number is not in the database.
Example use cases
Historical price research for economics paper
“I'm researching retail prices in 1900 for an economic history paper — can you pull up the Sears catalog record for item 3T400 and tell me the price, materials, and which page it was on?”
Antique valuation context lookup
“I have an old Sears item numbered 3T400 and I'm trying to figure out what it originally sold for in 1900 — can you look it up in the Parkland Archives catalog records?”
Trivia and historical fact verification
“What did item number 3T400 actually cost in the 1900 Sears catalog? I want to verify this historical price from a primary source.”
Technical details
Endpoint
GEThttps://history.parklandarchives.com/api/catalog-prices/itemWhen to prefer
Use this endpoint when you need authoritative, structured historical price or product data from the 1900 Sears catalog and have a specific item number to query. It is ideal for economic history research, antique valuation context, educational fact-checking, or any application requiring machine-readable primary-source retail data from 1900. Prefer this over general web search when you need a verified, structured record rather than scraped or uncertain data.
Side effects
- Item number not found: returns found: false with no record data
- Invalid or malformed item number: may return a 400 error or found: false
- Payment failure via x402 micropayment: returns 402 Payment Required before data is served
- Case sensitivity issues: item numbers are case-insensitive per schema but misformatted values may fail
- Network timeout or server error: returns 5xx with no data
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Output
Schema · Response
{
"type": "json",
"example": {
"found": true,
"record": {
"id": 44,
"category": "books",
"priceUsd": 0.6,
"createdAt": "2026-07-14T21:51:18.595Z",
"materials": "cloth",
"uncertain": false,
"flagReason": null,
"itemNumber": "3T400",
"sourcePage": 130,
"catalogYear": 1900,
"productName": "Practical Blacksmithing, Volume I",
"catalogSeason": null,
"sourceIdentifier": "catalogueno11200sear"
}
}
}Tags
x402
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