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1# sgbaldwins — Stanley Gibbons Baldwin's hammer prices23London auction house for stamps (Stanley Gibbons), coins and medals (Baldwin's). Past auctions since 2020.45- **Engine**: `api` — Next.js page-data JSON (`/_next/data/<buildId>/…`), buildId read from the home page `__NEXT_DATA__`.6- **Flow**: `auctions/past-auctions.json` (departments Stamps / Coins / Medals & Militaria) → `auctions/<slug>.json` (all lots of the sale) → raw records of 200 lots.7- **Records**: `sale` per sold lot — `hammer_price` GBP (`buyerPremiumIncluded=false`), `financeItem.premium` and the 23 % tier kept in metadata with the total, estimate low/high, sale date = lot `session_date`, `identifiers.sgbaldwins_lot` (+ `sg_number` for stamps), grade parsed from titles (PCGS/NGC…).8- **Cursor**: `{ doneAuctions, done }`.9- **Config**: `auctionsPerRun`, `departments`.10- **Smoke**: `pnpm tsx connectors/api/sgbaldwins/_smoke.ts 1`11