Public Domain Calendar & Archive

Name: Public Domain Calendar & Archive
Creator: Old Post Books
License: Open Library records may combine sources; record-level provenance and applicable rights statements are retained.

Public Domain Calendar & Archive organizes records from Open Library APIs and data into a static table for transparent comparison. It preserves official source links and dates, marks missing enrichment, and adds deterministic grouping, change, recency, trend, or significance fields only where the documented inputs support them, without recommendations or unsupported claims.

Records: 5,000
Last changed: 08/30/2026
Update schedule: 51 13 * * 5 UTC
Coverage: 01/17/1970–01/21/1970
Method: Methodology

Record	Record Date	Vuga Group	Change Status	Recency Days	Public Significance Score
The Book of Household Management	01/21/1970	public	increased	20,674.63	100
Diary	01/21/1970	public	increased	20,674.66	100
Shen of the sea	01/21/1970	borrowable	increased	20,675.04	100
The wisdom of God manifested in the works of the creation	01/21/1970	public	increased	20,674.63	100
The architecture of country houses	01/21/1970	public	increased	20,674.56	100
Etidorhpa	01/21/1970	public	increased	20,674.71	100
Animal ecology	01/21/1970	public	increased	20,674.66	100
The old English herbals	01/21/1970	public	increased	20,674.67	100
Beating the stock market	01/21/1970	borrowable	increased	20,674.57	100
Sea Star, Orphan of Chincoteague	01/21/1970	borrowable	increased	20,674.58	100
Ecclesiastical history	01/21/1970	public	increased	20,674.63	100
Crimson Roses	01/21/1970	public	increased	20,674.78	100
Coming through the rye	01/21/1970	public	increased	20,674.74	100
Found treasure	01/21/1970	borrowable	increased	20,674.76	100
Tomorrow about this time	01/21/1970	public	increased	20,674.57	100
The white flower	01/21/1970	borrowable	increased	20,674.68	100
Ladybird	01/21/1970	borrowable	increased	20,674.88	100
Ariel Custer	01/21/1970	borrowable	increased	20,674.71	100
The Best Man	01/21/1970	public	increased	20,674.74	100
According to the pattern	01/21/1970	borrowable	increased	20,674.69	100
The Girl from Montana	01/21/1970	public	increased	20,674.69	100
A Certain Crossroad	01/21/1970	public	increased	20,674.67	100
Here Comes the Sun!	01/21/1970	public	increased	20,674.67	100
S Is for Silence	01/21/1970	borrowable	increased	20,674.68	100
Prometheus unbound	01/21/1970	public	increased	20,674.59	100
Poems	01/21/1970	public	increased	20,674.6	100
The foundations of geometry	01/21/1970	public	increased	20,674.63	100
Is sex necessary?, or, why you always feel the way you do	01/21/1970	public	increased	20,674.56	100
Gli indifferenti	01/21/1970	no_ebook	increased	20,674.64	100
The Roman Hat Mystery	01/21/1970	borrowable	increased	20,674.56	100
No Comebacks	01/21/1970	printdisabled	increased	20,674.55	100
Tales of	01/21/1970	public	increased	20,674.56	100
Mister Johnson	01/21/1970	borrowable	increased	20,674.63	100
Prison Memoirs of an Anarchist	01/21/1970	public	increased	20,674.57	100
A dictionary of the English language	01/21/1970	public	increased	20,674.63	100
A Journey to the Western Islands of Scotland	01/21/1970	public	increased	20,674.58	100
The lives of the most eminent English poets	01/21/1970	public	increased	20,674.6	100
Prayers and meditations	01/21/1970	public	increased	20,674.59	100
The rambler	01/21/1970	public	increased	20,674.55	100
Economy today	01/21/1970	public	increased	20,674.66	100
Bury My Heart at Wounded Knee	01/21/1970	borrowable	increased	20,674.63	100
Bread givers	01/21/1970	public	increased	20,674.75	100
Bekenntnisse des Hochstaplers Felix Krull	01/21/1970	borrowable	increased	20,674.6	100
Der Zauberberg	01/21/1970	public	increased	20,674.55	100
Mario und der Zauberer	01/21/1970	printdisabled	increased	20,674.65	100
Der Tod in Venedig	01/21/1970	public	increased	20,674.63	100
Tonio Kröger	01/21/1970	public	increased	20,674.56	100
Königliche Hoheit	01/21/1970	public	increased	20,674.59	100
Buddenbrooks	01/21/1970	public	increased	20,674.63	100
Works (American Notes / Pictures from Italy)	01/21/1970	public	increased	20,674.65	100