This collection of historic documents dating between 1796 and 1855 relates primarily to the Ortega family of Santa Barbara. The documents include legal and financial letters and notices, title documents, and receipts relating to the property and finances of Jose Francisco Ortega and his heirs.

Handwritten pages dated June 27, 1824 from a journal created by Captain Don Pablo de la Portilla, describing an expedition that left the Santa Barbara Presidio on June 4, 1824 to find and return neophyte Indians who had left Mission Santa Barbara earlier that year.

This collection is made up of the songs that El Coro del Real Presidio de Santa Barbara performed from 1991 to 2009 for its yearly event Las Posadas, as well as several other performances.

Pedro Fages (1734–1794) was a Spanish soldier, explorer, and first Lieutenant Governor of the Californias under Gaspar de Portolá. He was the fifth Spanish Governor of Alta California (1782–91) when he wrote the inspection report contained in this holding. The manuscript details the cavalry at the Santa Barbara Presidio, including evaluation of soldiers, equipment, and supplies.

This collection consists of twenty handwritten documents, twenty-five newspaper clippings, ten photographs, and three miscellaneous publications concerning Santa Barbara Presidio Commandant Gumesindo Flores and his wife Cipriana Llano Flores.

The Delfina de la Guerra Papers contain the personal papers of Delfina de la Guerra, the last member of the de la Guerra family to reside in Casa de la Guerra. The materials in the collection include photographs, letters, clippings, objects, and pressed flowers.

Correspondence and a legal opinion prepared for Cesario Eugene Lataillade regarding the ownership of properties formerly owned by his father Cesario Lataillade and his mother Antonia Maria Lataillade and properties jointly owned by Lataillade and his business partner Gaspar Oreña.

One handwritten receipt for $2.00 concerning a lost cannon in Santa Barbara, CA. July 17, 1848.

This collection of photos and publications belonged to Val Witmer and her family. It contains several portraits and group shots of family members, an oversized photo of the Cota Ranch, and a set of photos of Father Jose Godayol representing several periods in his life.