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
Grace abounding to the chief of sinners	01/21/1970	public	increased	20,674.67	100
The Pilgrim's Progress	01/21/1970	public	increased	20,674.57	100
Imaginary conversations	01/21/1970	public	increased	20,674.68	100
Pluralistic Universe	01/21/1970	public	increased	20,674.55	100
The Varieties of Religious Experience	01/21/1970	public	increased	20,674.59	100
The psychology of insanity	01/21/1970	public	increased	20,674.63	100
One-inch and 1 maps	01/21/1970	no_ebook	increased	20,674.63	100
The Story of Philosophy	01/21/1970	public	increased	20,674.56	100
The Pleasures of Philosophy	01/21/1970	public	increased	20,674.59	100
Dharmasindhu	01/21/1970	no_ebook	increased	20,674.65	100
Paul et Virginie	01/21/1970	public	increased	20,674.57	100
Shāhnāmah	01/21/1970	borrowable	increased	20,674.6	100
Among the Tibetans	01/21/1970	public	increased	20,674.63	100
A lady's life in the Rocky Mountains	01/21/1970	public	increased	20,674.79	100
Unbeaten tracks in Japan	01/21/1970	public	increased	20,674.68	100
Romance & legend of chivalry	01/21/1970	borrowable	increased	20,674.81	100
Frugal housewife	01/21/1970	public	increased	20,674.58	100
Calculus Made Easy	01/21/1970	public	increased	20,674.62	100
The seasons	01/21/1970	public	increased	20,674.61	100
Scaramouche	01/21/1970	public	increased	20,674.56	100
[Gasoline motor-boat for customs service at Corpus Christi, Texas.]	01/21/1970	no_ebook	increased	20,674.64	100
The Alchemist, 1612	01/21/1970	public	increased	20,674.56	100
Amerikaanse zeerovers	01/21/1970	public	increased	20,674.55	100
Ben Jonson	01/21/1970	public	increased	20,674.63	100
Every man in his humour	01/21/1970	public	increased	20,674.56	100
Volpone	01/21/1970	public	increased	20,674.56	100
Fairy legends and traditions of the south of Ireland	01/21/1970	public	increased	20,674.64	100
Essais	01/21/1970	public	increased	20,674.58	100
Regula	01/21/1970	public	increased	20,674.67	100
Old Cookery Books and Ancient Cuisine	01/21/1970	public	increased	20,674.63	100
The Tale of the Flopsy Bunnies	01/21/1970	borrowable	increased	20,674.76	100
Philosophie des Geldes	01/21/1970	public	increased	20,674.7	100
The Tale of Peter Rabbit	01/21/1970	public	increased	20,674.6	100
Cecily Parsley's nursery rhymes	01/21/1970	public	increased	20,674.63	100
The tale of Samuel Whiskers, or, The roly-poly pudding	01/21/1970	public	increased	20,674.67	100
Appley Dapply's nursery rhymes	01/21/1970	borrowable	increased	20,674.78	100
Correspondence	01/21/1970	public	increased	20,674.61	100
The pie and the patty-pan	01/21/1970	borrowable	increased	20,674.71	100
The tale of Ginger & Pickles	01/21/1970	public	increased	20,674.82	100
The tale of Mr. Tod	01/21/1970	public	increased	20,674.72	100
The tale of Pigling Bland	01/21/1970	public	increased	20,674.72	100
The tale of little pig Robinson	01/21/1970	borrowable	increased	20,674.71	100
The tale of Timmy Tiptoes	01/21/1970	public	increased	20,674.77	100
The tale of Johnny Town-Mouse	01/21/1970	borrowable	increased	20,674.55	100
The story of Miss Moppet	01/21/1970	borrowable	increased	20,674.82	100
The tale of Mrs. Tittlemouse	01/21/1970	public	increased	20,674.55	100
The Tale of Two Bad Mice	01/21/1970	public	increased	20,674.76	100
The Tailor of Gloucester	01/21/1970	public	increased	20,674.64	100
The Tale of Mrs. Tiggy-Winkle	01/21/1970	public	increased	20,674.63	100
Unpopular Essays	01/21/1970	borrowable	increased	20,674.56	100