# ice ages book

drillable.com › aa-usno-navy-mil › easter › ice ages book.
As of the index built 9 Sep 2026, 22:58 UTC · [cites, never asserts](/standing).
Source: The Date of Easter, by https://aa.usno.navy.mil.
MCP https://mcp.drillable.com · [html](/e/aa-usno-navy-mil/easter/ice-ages-book.html) · [markdown](/e/aa-usno-navy-mil/easter/ice-ages-book.md) · [json](/e/aa-usno-navy-mil/easter/ice-ages-book.json) · [discovery](/.well-known/drillable.json) · [guide](/llms.txt)

## Records (2)

By drillable.com ([llm-extract/1](/standing#methods)); scored precision 1.00, recall 0.38 on the harness's last sample of 39.

- **date** = 1979 · [quote](/r/sha256:d3ab6e3f494711f7cc6cd9ea9c21a851dc8dc3694fa9d62aed38256edc944323?trace&start=12052&end=12090) · [sha256:b15472613669bacd…](/r/sha256:b15472613669bacd7b2d33644575aa54844ff9e9716c3c43302e175491c4704a)
- **date** = 1979 [superseded] · [quote](/r/sha256:df7f9d4c9f89b58f00ed0cf8b0ab65477ad4150e953876713474426634df74ef?trace&start=11498&end=11608) · [sha256:53b0ed6d8614c34a…](/r/sha256:53b0ed6d8614c34a88e67d779afe419e9caab3eaad81ddab58f760ae8a39aade)

Everything here is a record by a named reader, arranged; where readers disagree, both are shown.
No reader has asserted a label for it; the title is its address.

---
[standing](/standing) · Drillable™ is a trademark of Drillable LLC.