search

Search the National Library's catalog - books, newspapers, journals, photos, maps, music, manuscripts, radio/TV and more, both physical and digitized. Digitized text (OCR) is matched too by default, so a query can surface newspaper or book pages that mention a term even when it's not in the title.

Signature: search(q: string, required; media_type: string, optional, default None; language: string, optional, default None; county: string, optional, default None; year_from: integer, optional, default None; year_to: integer, optional, default None; digital_only: yes/no, optional, default False; sort: string, optional, default None; page: integer, optional, default 0; size: integer, optional, default 10; limit: integer, items, optional, default 25; offset: integer, items, optional, default 0)

Direct GET

For navigating agents: open the HTML page with parameters in the URL. The result is fetched and displayed without screenshots or form filling.

Open this validated HTML GET URL

https://allemannsdata.com/wiki/kilder/nasjonalbiblioteket/search/?q={q}&media_type={media_type}&language={language}&county={county}&year_from={year_from}&year_to={year_to}&digital_only=false&sort={sort}&page=0&size=10&limit=25&offset=0

Replace {q}, {media_type}, {language}, {county}, {year_from}, {year_to}, {digital_only}, {sort}, {page}, {size} with values. Remove unused optional parameters from the URL.

For software and dashboards: Read the operation descriptor. The JSON GET template is https://allemannsdata.com/wiki/api/v1/kilder/nasjonalbiblioteket/search?q={q}&media_type={media_type}&language={language}&county={county}&year_from={year_from}&year_to={year_to}&digital_only=false&sort={sort}&page=0&size=10&limit=25&offset=0. Open this exact request as JSON.

ParameterRequirementJSON typeDescription
qrequiredstringFree-text query. Supports field-restricted terms too, e.g. "subject:fiske year:1970" combined with free text.
media_typeoptionalunionRestrict to one type, e.g. aviser (newspapers), bøker (books), tidsskrift (journals), bilder (photos), musikk, kart (maps), film, plakater (posters), noter (sheet music), radio, fjernsyn. See get_aggregations(q="*", group_by="mediatype") for the full list with counts.
languageoptionalunionLanguage filter - values are inconsistent in the catalog (mixes codes like "nob" and labels like "Norsk bokmål"); check get_aggregations(q=q, group_by="languages") first if unsure.
countyoptionalunionNorwegian county name, e.g. "Troms", "Oslo".
year_fromoptionalunionRestrict to items published/issued in this year range (inclusive).
year_tooptionalunionRestrict to items published/issued in this year range (inclusive).
digital_onlyoptionalbooleanOnly items that have been digitized.
sortoptionalunionOne of date, title, otherid, firstDigitalContentTime, optionally suffixed ",desc" (default: relevance).
pageoptionalintegerZero-based page index.
sizeoptionalintegerResults per page, 1 to 100 (default 10).
limitoptionalintegerGateway page size; default 25, maximum 100.
offsetoptionalintegerNumber of list items to skip; default 0.
Generated JavaScript, Python and response structure

Use JSON when the user requests code, machine-readable data, value extraction or further computation. Use the HTML GET page to identify the correct source and verify parameters.

Example for generated JavaScript and Python

https://allemannsdata.com/wiki/api/v1/kilder/nasjonalbiblioteket/search?q={q}&media_type={media_type}&language={language}&county={county}&year_from={year_from}&year_to={year_to}&digital_only=false&sort={sort}&page=0&size=10&limit=25&offset=0

Replace URL placeholders and remove unused optional parameters.

JavaScript in a dashboard

const url = "https://allemannsdata.com/wiki/api/v1/kilder/nasjonalbiblioteket/search?q={q}&media_type={media_type}&language={language}&county={county}&year_from={year_from}&year_to={year_to}&digital_only=false&sort={sort}&page=0&size=10&limit=25&offset=0";
const response = await fetch(url);
if (!response.ok) {
  const failure = await response.json();
  throw new Error(`${failure.error.code}: ${failure.error.message} ${failure.suggestion}`);
}
const result = await response.json();
const data = result.data;

Python without additional packages

import json
from urllib.request import urlopen

url = "https://allemannsdata.com/wiki/api/v1/kilder/nasjonalbiblioteket/search?q={q}&media_type={media_type}&language={language}&county={county}&year_from={year_from}&year_to={year_to}&digital_only=false&sort={sort}&page=0&size=10&limit=25&offset=0"
with urlopen(url) as response:
    result = json.load(response)
data = result["data"]

Response structure

{
  "source": "nasjonalbiblioteket",
  "operation": "search",
  "parameters": {},
  "data": {},
  "entities": [],
  "_meta": {"retrieved_at": "...", "sources": [], "cache": {}},
  "_links": {"self": "...", "source": "...", "wiki": "...", "feedback": "..."}
}
Form for manual use

The form is a fallback for people and browser agents that cannot open the GET URL directly.

Type: string. Free-text query. Supports field-restricted terms too, e.g. "subject:fiske year:1970" combined with free text.
Type: string. Restrict to one type, e.g. aviser (newspapers), bøker (books), tidsskrift (journals), bilder (photos), musikk, kart (maps), film, plakater (posters), noter (sheet music), radio, fjernsyn. See get_aggregations(q="*", group_by="mediatype") for the full list with counts.
Type: string. Language filter - values are inconsistent in the catalog (mixes codes like "nob" and labels like "Norsk bokmål"); check get_aggregations(q=q, group_by="languages") first if unsure.
Type: string. Norwegian county name, e.g. "Troms", "Oslo".
Type: integer. Restrict to items published/issued in this year range (inclusive).
Type: integer. Restrict to items published/issued in this year range (inclusive).
Type: yes/no. Only items that have been digitized.
Type: string. One of date, title, otherid, firstDigitalContentTime, optionally suffixed ",desc" (default: relevance).
Type: integer. Zero-based page index.
Type: integer. Results per page, 1 to 100 (default 10).

Result

Source: National Library of Norway. Retrieved 2026-10-03T03:57:12Z in 0.574 seconds.

total:
56092
page:
0
size:
10
items:

10 results

  1. id:
    df3ded7629bce29495871fec5f1ebbdf
    urn:
    URN:NBN:no-nb_digibok_2022102448142
    title:
    Basic safety training : on board training provided by ASK Safety AS
    creators:

    1 results

    1. Ask Safety AS
    year:
    2010
    publisher:
    Ask Safety
    media_types:

    1 results

    1. bøker
    languages:

    1 results

    1. eng
    county:
    not reported by source
    digital:
    yes
    public_domain:
    no
    license:
    copyrighted
    viewability:
    NONE
    access_allowed_from:
    NB
    thumbnail:
    https://www.nb.no/services/image/resolver/URN:NBN:no-nb_digibok_2022102448142_C1/full/0,128/0/native.jpg
    viewer_url:
    https://www.nb.no/items/df3ded7629bce29495871fec5f1ebbdf
  2. id:
    4d6617f98def7a1195c4d5cd73a638df
    urn:
    URN:NBN:no-nb_digibok_2009121100116
    title:
    Safety in manned diving
    creators:

    1 results

    1. Jacobsen, Erik
    year:
    1984
    publisher:
    Universitetsforlaget
    media_types:

    1 results

    1. bøker
    languages:

    1 results

    1. eng
    county:
    not reported by source
    digital:
    yes
    public_domain:
    no
    license:
    bokhylla
    viewability:
    NONE
    access_allowed_from:
    NORWAY
    thumbnail:
    https://www.nb.no/services/image/resolver/URN:NBN:no-nb_digibok_2009121100116_C1/full/0,128/0/native.jpg
    viewer_url:
    https://www.nb.no/items/4d6617f98def7a1195c4d5cd73a638df
  3. id:
    997ce91dad35a7b0f84b070759c56216
    urn:
    not reported by source
    title:
    Safety in the transition between shifts : a qualitative study within healthcare
    creators:

    3 results

    1. Aase, Karina
    2. Ask, Hanne Vasshus
    3. Meling, Målfrid
    year:
    2007
    publisher:
    not reported by source
    media_types:

    1 results

    1. artikler
    languages:

    1 results

    1. eng
    county:
    not reported by source
    digital:
    no
    public_domain:
    no
    license:
    copyrighted
    viewability:
    NONE
    access_allowed_from:
    NB
    thumbnail:
    not reported by source
    viewer_url:
    https://www.nb.no/items/997ce91dad35a7b0f84b070759c56216
  4. id:
    a2f234e17378b4237974bddf50629096
    urn:
    URN:NBN:no-nb_digibok_2009082001091
    title:
    Compendium of papers : Second African Road Safety Congress : Addis Ababa, 16-18 October 1989
    creators:

    4 results

    1. OECD
    2. Economic Commission for Africa
    3. Transportøkonomisk institutt
    4. African Road Safety Congress
    year:
    1990
    publisher:
    Tøi
    media_types:

    1 results

    1. bøker
    languages:

    1 results

    1. eng
    county:
    not reported by source
    digital:
    yes
    public_domain:
    no
    license:
    bokhylla
    viewability:
    NONE
    access_allowed_from:
    NORWAY
    thumbnail:
    https://www.nb.no/services/image/resolver/URN:NBN:no-nb_digibok_2009082001091_C1/full/0,128/0/native.jpg
    viewer_url:
    https://www.nb.no/items/a2f234e17378b4237974bddf50629096
  5. id:
    dab28d7aadbd7120474922495c578135
    urn:
    URN:NBN:no-nb_digibok_2014020306077
    title:
    Bakmennene : en Aron Ask-roman
    creators:

    1 results

    1. Olsen, Pål Gerhard
    year:
    2010
    publisher:
    Gyldendal
    media_types:

    1 results

    1. bøker
    languages:

    1 results

    1. nob
    county:
    not reported by source
    digital:
    yes
    public_domain:
    no
    license:
    copyrighted
    viewability:
    NONE
    access_allowed_from:
    NB
    thumbnail:
    https://www.nb.no/services/image/resolver/URN:NBN:no-nb_digibok_2014020306077_C1/full/0,128/0/native.jpg
    viewer_url:
    https://www.nb.no/items/dab28d7aadbd7120474922495c578135
  6. id:
    99f0aafba697062bf51744ffa3b7b5e1
    urn:
    URN:NBN:no-nb_digibok_2013031906017
    title:
    Bakmennene : en Aron Ask-roman
    creators:

    1 results

    1. Olsen, Pål Gerhard
    year:
    2009
    publisher:
    Gyldendal
    media_types:

    1 results

    1. bøker
    languages:

    1 results

    1. nob
    county:
    not reported by source
    digital:
    yes
    public_domain:
    no
    license:
    copyrighted
    viewability:
    NONE
    access_allowed_from:
    NB
    thumbnail:
    https://www.nb.no/services/image/resolver/URN:NBN:no-nb_digibok_2013031906017_C1/full/0,128/0/native.jpg
    viewer_url:
    https://www.nb.no/items/99f0aafba697062bf51744ffa3b7b5e1
  7. id:
    ae0ae27cfd186d22f3322df583014630
    urn:
    URN:NBN:no-nb_digibok_2009102000069
    title:
    Intervention principles and levels in the event of a nuclear accident : final report of the Nordic Nuclear Safety Research Project BER-3
    creators:

    2 results

    1. Walmod-Larsen, Ole
    2. Nordic Nuclear Safety Research Project BER-3
    year:
    1995
    publisher:
    The Nordic Council of Ministers
    media_types:

    1 results

    1. bøker
    languages:

    1 results

    1. eng
    county:
    not reported by source
    digital:
    yes
    public_domain:
    yes
    license:
    publicdomain
    viewability:
    ALL
    access_allowed_from:
    EVERYWHERE
    thumbnail:
    https://www.nb.no/services/image/resolver/URN:NBN:no-nb_digibok_2009102000069_C1/full/0,128/0/native.jpg
    viewer_url:
    https://www.nb.no/items/ae0ae27cfd186d22f3322df583014630
  8. id:
    75e1820f6b9866d823ff6b8c47d46793
    urn:
    URN:NBN:no-nb_pliktmonografi_000031906
    title:
    Why didn't they ask Evensen?
    creators:

    2 results

    1. Kjølner, Lene Lauritsen
    2. Draskau, Jennifer
    year:
    2023
    publisher:
    Fagervik forlag
    media_types:

    1 results

    1. bøker
    languages:

    1 results

    1. eng
    county:
    not reported by source
    digital:
    yes
    public_domain:
    no
    license:
    copyrighted
    viewability:
    NONE
    access_allowed_from:
    NB
    thumbnail:
    https://www.nb.no/services/image/resolver/URN:NBN:no-nb_pliktmonografi_000031906_0001/full/0,128/0/native.jpg
    viewer_url:
    https://www.nb.no/items/75e1820f6b9866d823ff6b8c47d46793
  9. id:
    c05eb65c7bf6a02622fead5f81aa48ce
    urn:
    URN:NBN:no-nb_digibok_2009102004050
    title:
    Nordic nuclear emergency exercises : final report of the Nordic Nuclear Safety Research Project BER-5
    creators:

    4 results

    1. Bennerstedt, Torkel
    2. Stranden, Erling
    3. The Nordic Nuclear Safety Research Project BER-5
    4. Salo, Anneli
    year:
    1995
    publisher:
    The Nordic Council of Ministers
    media_types:

    1 results

    1. bøker
    languages:

    1 results

    1. eng
    county:
    not reported by source
    digital:
    yes
    public_domain:
    yes
    license:
    publicdomain
    viewability:
    ALL
    access_allowed_from:
    EVERYWHERE
    thumbnail:
    https://www.nb.no/services/image/resolver/URN:NBN:no-nb_digibok_2009102004050_C1/full/0,128/0/native.jpg
    viewer_url:
    https://www.nb.no/items/c05eb65c7bf6a02622fead5f81aa48ce
  10. id:
    87b46c1e9fe060f67c3d638886c9ab73
    urn:
    URN:NBN:no-nb_digibok_2021101405060
    title:
    From safety culture to safety orientation : developing a tool to measure safety in shipping
    creators:

    2 results

    1. Håvold, Jon Ivar
    2. Norges teknisk-naturvitenskapelige universitet Institutt for industriell økonomi og teknologiledelse
    year:
    2007
    publisher:
    Norwegian University of Science and Technology, Faculty of Social Sciences and Technology Management, Department of Industrial Economics and Technology Management
    media_types:

    1 results

    1. bøker
    languages:

    1 results

    1. eng
    county:
    not reported by source
    digital:
    yes
    public_domain:
    no
    license:
    copyrighted
    viewability:
    NONE
    access_allowed_from:
    NB
    thumbnail:
    https://www.nb.no/services/image/resolver/URN:NBN:no-nb_digibok_2021101405060_C1/full/0,128/0/native.jpg
    viewer_url:
    https://www.nb.no/items/87b46c1e9fe060f67c3d638886c9ab73
limit:
25
offset:
0
returned:
10
has_more_results:
yes
truncated:
yes
next_offset:
10
Will you use the result in generated code?

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Continue exploring

How an AI agent should use this page

Ground rule: Navigate with HTML GET links to keep explanations and relationships. Use the page's JSON alternative only when concrete values must be extracted, compared or computed.

How to use the search lookup

  1. Replace the placeholders in the HTML GET template; remove optional parameters you do not need.
  2. Check types, units, limits and ID formats in the parameter table.
  3. Follow linked results to canonical pages before combining sources.

Misreading to avoid: An empty list means "no results for this lookup". An error message or unavailable source does not mean the data does not exist.

Source-specific next step

Go to the source page for other operations. Use the JSON template only after the HTML result shows that the parameters and source are correct.