GET /manuscripts/
loc.gov:library-of-congress-api
Summary: Search manuscripts
Operation ID: searchManuscripts
Auth: none
Operation ID: searchManuscripts
Auth: none
Description
Search and browse manuscript materials 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 (2)
| Title | Type | URL | Action |
|---|---|---|---|
| Search manuscripts and mixed materials | openapi-spec |
https://www.loc.gov/manuscripts/?q=jefferson&fo=json |
|
| Search manuscripts | openapi-spec |
https://www.loc.gov/manuscripts/?fo=json |
Probe History
Status Codes
| Time | Status | Latency | Size |
|---|---|---|---|
| 2026-03-23 10:43:16.190515 | 200 | 1250ms | |
| 2026-03-23 09:34:06.922526 | 200 | 1292ms | 0.6MB |
Response Changes
| When | Old | New |
|---|---|---|
| 2026-03-23 10:43:16.190515 | ec7810e02a4b |
a90c7c18096b |