Special collections are often extensive and varied collections that are have been bequeathed to the Library by an individual, often the collector himself. A special collection can also be seen as a collection on a particular subject or person.

Here are some examples of special collections in the Library's manuscript collections at Carolina:
- De la Gardie Collection
65 volumes mainly Nordic history and older works, one of which is the Silver Bible and another Snorri Sturluson's Edda which is also known as the prose Edda, or the Uppsala Edda.
- Ihre Collection
Contains mainly historical and linguistic works, runology, . There are also books on topography, travel books and medicine.
- Linnaeus Collection
Twenty or so original manuscripts by Linnaeus, some of which are extremely early, as well as just over 200 letters in his own hand.
- Nordin Collection
Original documents and copies concerning Swedish political history, ecclesiastic history, law and the history of learning.
- Palmskiöld Collection
Around 500 volumes of notes and copies mainly of political and topographical documents, even Swedish biographies from the 17th and early 18th centuries. The collection also contains a number of rare early printed works.
- Waller's Autograph Collection
Letters and other original manuscripts from scientists, doctors, philosophers, humanists, politicians and explorers from all over the world, from the Middle Ages to the 1950s. All the documents have been scanned and are available online.
- Westin Collection
Mostly biography, history and topography with a focus on Stockholm.
The Section for Manuscripts and Music is happy to assist you with your searches. You can request a document and study it the same day, here in the Special Reading Room in the Library.