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
Susan Cain : Quiet	01/20/1970	no_ebook	increased	20,675.66	100
Nāṭyaśāstra	01/21/1970	borrowable	increased	20,674.55	100
Buddhacarita	01/21/1970	public	increased	20,674.59	100
The Arthashastra	01/21/1970	borrowable	increased	20,674.58	100
Life of Black Hawk, Ma-ka-tai-me-she-kia-kiak	01/21/1970	public	increased	20,674.62	100
Menschen im Hotel	01/21/1970	public	increased	20,674.65	100
Romeo et Juliette de W. Shakespeare	01/21/1970	no_ebook	increased	20,674.71	100
Ḥujjat Allāh al-Bālighah	01/21/1970	no_ebook	increased	20,675.17	100
A Christmas Carol	01/21/1970	public	increased	20,674.55	100
O Poder do Subconsciente	01/20/1970	no_ebook	increased	20,675.9	100
Тихий Дон	01/21/1970	public	increased	20,674.66	100
The London merchant	01/21/1970	public	increased	20,674.55	100
A textbook of histology	01/21/1970	borrowable	increased	20,674.67	100
Assassini	01/21/1970	borrowable	increased	20,674.55	100
Story of the Moors in Spain	01/21/1970	public	increased	20,674.68	100
Guide culinaire	01/21/1970	public	increased	20,674.64	100
A treatise on political economy, or, the production, distribution, and consumption of wealth	01/21/1970	public	increased	20,674.61	100
Emily Montague	01/21/1970	public	increased	20,674.66	100
American electricians' handbook	01/21/1970	public	increased	20,674.59	100
Last and First Men	01/21/1970	borrowable	increased	20,674.64	100
Letters on the improvement of the mind	01/21/1970	public	increased	20,674.57	100
'Tis pity she's a whore	01/21/1970	public	increased	20,674.63	100
The well of loneliness	01/21/1970	public	increased	20,674.56	100
The four books of architecture	01/21/1970	borrowable	increased	20,674.64	100
Quattro libri dell'architettura	01/21/1970	public	increased	20,674.68	100
Tirukkur̲aḷ	01/21/1970	borrowable	increased	20,674.61	100
The Roman history, from the foundation of the City of Rome, to the destruction of the Western Empire	01/21/1970	public	increased	20,674.63	100
South Wind - Norman Douglas	01/21/1970	public	increased	20,674.56	100
De coelo et ejus mirabilibus	01/21/1970	public	increased	20,674.63	100
Journals of Dorothy Wordsworth	01/21/1970	public	increased	20,674.64	100
The Worst Journey in the World	01/21/1970	public	increased	20,674.56	100
Principles of Microeconomics (with Xtra!)	01/21/1970	printdisabled	increased	20,674.63	100
Hereditary genius	01/21/1970	public	increased	20,674.63	100
Travels in West Africa	01/21/1970	public	increased	20,674.64	100
A Distant Mirror	01/21/1970	public	increased	20,674.62	100
Az ember tragédiája	01/21/1970	public	increased	20,674.64	100
The Great God Pan	01/21/1970	public	increased	20,674.56	100
The three impostors or The transmutations	01/21/1970	public	increased	20,674.63	100
The angels of Mons	01/21/1970	public	increased	20,674.66	100
The house of souls	01/21/1970	public	increased	20,674.63	100
The Terror	01/21/1970	public	increased	20,674.56	100
The secret glory	01/21/1970	public	increased	20,674.57	100
The Hill of Dreams	01/21/1970	public	increased	20,674.56	100
Der Untergang des Abendlandes	01/21/1970	public	increased	20,674.57	100
Description of Greece	01/21/1970	public	increased	20,674.63	100
The Bridge in the Jungle	01/21/1970	borrowable	increased	20,674.56	100
Der Schatz der Sierra Madre	01/21/1970	public	increased	20,674.6	100
The Strangest Secret	01/21/1970	no_ebook	increased	20,674.67	100
Poems by Thomas Hood	01/21/1970	public	increased	20,674.63	100
Ballet Shoes (Shoes #1)	01/21/1970	printdisabled	increased	20,674.67	100