Property talk:P11822

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PM20 film section ID
section of 20th Century Press Archives microfilm(s) about the current item

Associated item	20th Century Press Archives (Q36948990)
Applicable "stated in" value	20th Century Press Archives (Q36948990)
Data type	External identifier
Domain	enterprise (Q6881511), commodity (Q317088), country (Q6256), PM20 country/subject folder (Q91257459), PM20 ware/country folder (Q113376528), business (Q4830453) or organization (Q43229)
Allowed values	^([hk][12]\/(?:co|sh|wa))\/(([AFSW]\d{4})([HK]))(?:_[12])?\/(\d{4})(?:\/[LR])?$
Example	Kenya and Uganda Railways and Harbours (Q6392758) → h1/co/A0325H/0945 British India : Land ownership and policies, home ownership (Q116771662) → h1/sh/S0690H/0002 beeswax (Q143739) → h1/wa/W0040H/0629
Formatter URL	https://pm20.zbw.eu/film/$1
Lists	Items with the most statements of this property Count of items by number of statements (chart) Items with the most statements Items with the fewest statements Count of items by number of sitelinks (chart) Items with the most sitelinks Items with the most sitelinks, but no link to one Wikipedia (sample: Welsh Wikipedia, cywiki) Items with the fewest sitelinks Most linked wikis Items with the most identifier properties Items with no other external identifier Items with no other statements Most recently created items Items with novalue claims Items with unknown value claims Usage history (total) Usage history (main statement) Chart by item creation date Database reports/Constraint violations/P11822 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 3,267 Main statement 3,264 >99.9% of uses Qualifier 3 <0.1% of uses
Search for values

[create Create a translatable help page (preferably in English) for this property to be included here]

Type “enterprise (Q6881511), commodity (Q317088), country (Q6256), PM20 country/subject folder (Q91257459), PM20 ware/country folder (Q113376528), business (Q4830453), organization (Q43229)”: item must contain property “instance of (P31)” with classes “enterprise (Q6881511), commodity (Q317088), country (Q6256), PM20 country/subject folder (Q91257459), PM20 ware/country folder (Q113376528), business (Q4830453), organization (Q43229)” or their subclasses (defined using subclass of (P279)). (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P11822#Type Q6881511, Q317088, Q6256, Q91257459, Q113376528, Q4830453, Q43229, SPARQL

Distinct values: this property likely contains a value that is different from all other items. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P11822#Unique value, SPARQL (every item), SPARQL (by value)

Scope is as main value (Q54828448): the property must be used by specified way only (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P11822#Scope, SPARQL

Allowed entity types are Wikibase item (Q29934200): the property may only be used on a certain entity type (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P11822#Entity types

Access to the microfilms

Due to intellectual property restrictions, the digitized microfilms are currently not accessible on the web, but only in ZBW - Leibniz Information Centre for Economics (Q317179) reading rooms in Kiel and Hamburg. You can browse an overview of the films here, however. Please contact the feedback address provided on the web pages, if you need access for a certain project. --Jneubert (talk) 12:16, 24 July 2023 (UTC)

Discussion

Regex extended

Because one image on the microfilm normally depicts two pages, an optional indicator (/L or /R) is allowed to allow precise citation of left or right pages. Jneubert (talk) 07:05, 20 July 2023 (UTC)