What we’ve mined, what’s next

Data sources

Every archive, API, and dataset we’ve pulled from — plus the ones we tried and the ones we’re queuing next.

Brooklyn Newsstand (bklyn.newspapers.com)

Active

63,852 page mentions of Windsor Pl/Terrace catalogued (windsor_pl complete, windsor_terrace 93%, windsor_place pending). 121 marriages + 51 births structured-parsed. Subscription-gated viewer pages; bot-protected.

Coverage: 1841-1955 — Brooklyn Daily Eagle (23k), The Chat, Times Union, Brooklyn Daily Times, Brooklyn CitizenCost: Newspapers.com subscription

Internet Archive (archive.org)

Active

45 Brooklyn city / phone directories 1884-1955 ingested via djvu.txt. Plus Stiles' History of Brooklyn (1867-1870) and other Brooklyn-history books deep-read.

Coverage: 1884-1955 directories + 11 deep-read booksCost: Free, no API key

Library of Congress / Chronicling America

Active

199 LOC archive search hits + 156 deep-read items. Walt Whitman Papers gave us the 1861 Flatbush land-auction record for the pre-Place era.

Coverage: LOC newspaper catalog + manuscript collectionsCost: Free, public JSON API

ACRIS (NYC Department of Finance)

Active

62 Windsor Place addresses × 203 deed transactions × 327 unique parties. Cross-referenced against newspaper data — 11 families confirmed in both sources.

Coverage: 1966-present deed chains (older records are paper-only)Cost: Free, open data

Nominatim (OpenStreetMap)

Active

Geocoded 113 “unspecified Brooklyn” wedding-origin addresses to neighborhoods. 58 newly resolved.

Coverage: Modern Brooklyn address geocodingCost: Free, 1 req/sec

DPLA (Digital Public Library of America)

Active

Key acquired. 133 items pulled — including 1920 + 1950 federal census schedules for Kings County (Windsor Place ED), 1869 NYPL map of Park Slope/Windsor Terrace, 27 Empire State Digital Network items, 1961 street photos. The 1920 + 1950 census schedules are particularly valuable — they list everyone who lived at every Windsor Pl address in those years.

Coverage: 50M+ records from 4,000+ contributing libraries (NARA, NYPL, ESDN, BPL, LOC)Cost: Free, registration-required

NYPL Digital Collections

Active

Token acquired. 7 Windsor-titled items pulled (1 photograph 1930 of 11th Ave & Windsor Pl, 6 Brooklyn-area maps showing Windsor Pl/Ter, 1 community planning map). See /nypl for gallery.

Coverage: NYPL collections including Photographic views of New York CityCost: Free, registration-required

Wikimedia Commons

Active

50 freely-licensed photos + maps + documents referencing Windsor Pl/Terrace — including 15th St-Prospect Park subway station photos, neighborhood maps, the 1886 Mina Lindauer obituary. See /wikimedia for gallery.

Coverage: User-contributed free-licensed media globallyCost: Free, no key required

Brooklyn Museum API

Needs key

Open Collection API at api.brooklynmuseum.org. Rate-limited; needs key. Likely covers Brooklyn historical photographs + art that depicts the neighborhood.

Coverage: Brooklyn Museum's open collection (~140k items)Cost: Free, registration-required

FamilySearch — 1925 NY State Census

Manual fetch

Free with login. The 1925 census was a state-level census conducted between the 1920 and 1930 federal censuses — captures who lived at each Windsor Pl address in that year. ED 6-8, Kings County AD 8 covers Windsor Place.

Coverage: Household composition per address, 1925Cost: Free, login required

Findagrave

Deprioritized

Attempted 24 surnames; only 1 returned parseable results. Their HTML structure broke our regex extractor; they likely require the official API.

Coverage: Burial records nationallyCost: Free for search, registered for full data

BPL Digital Collections

Dead end

Discontinued their separate digital UI; partnered with Newspapers.com for newspapers (same bot-protection). Catalog (discover.bklynlibrary.org) is a JS SPA with no public JSON API.

Coverage: n/a nowCost: n/a