: Search notated music

API: loc.gov:library-of-congress-api
Endpoint: /notated-music/
Response format: application/json
Auth: none
Method: GET
Last Status: 200
Latency: 1014ms

Description

Search and browse notated music (sheet music, scores) from the Library of Congress collections.

Parameters (4)

c (integer, query, optional, default: 25)

Count/items per page

fo (string, query, optional, default: json)

Output format

Constraints: {'enum': ['json', 'yaml']}

q (string, query, optional)

Search term

sp (integer, query, optional)

Start page number

Examples (1)

Search printed music openapi-spec
curl 'https://www.loc.gov/notated-music/?fo=json'
import requests

resp = requests.get(
    "https://www.loc.gov/notated-music/",
    params={
        'fo': 'json',
    },
)
data = resp.json()
import zingu_apis

api = zingu_apis.api("library-of-congress")
result = api.fetch("notated-music/", fo="json")

for item in result:
    print(item)
const resp = await fetch("https://www.loc.gov/notated-music/?fo=json");
const data = await resp.json();

Probe History

Latency

Status Codes

TimeStatusLatencySize
2026-04-16 00:10:56.245651 200 1014ms
2026-04-15 00:06:52.818746 200 761ms
2026-04-14 03:28:05.992296 200 663ms
2026-04-12 13:14:57.637277 200 1002ms
2026-04-10 00:27:50.662377 200 913ms
2026-04-09 00:03:49.080728 200 1370ms
2026-04-08 00:21:26.283701 200 695ms
2026-04-07 00:43:27.904317 200 1314ms
2026-04-06 05:56:48.087020 200 1201ms
2026-04-05 03:41:20.377414 200 1285ms
2026-04-04 02:00:27.802315 200 1184ms
2026-04-03 12:31:05.337522 200 998ms
2026-03-30 02:20:21.962867 200 1167ms
2026-03-29 12:59:36.375298 200 1046ms
2026-03-23 09:48:06.863425 200 988ms