Collection Timeline

1849 to 1851

1849
Field notes on the botany, geography, and climate of Southern California. Includes detailed botanical descriptions of several species of plants.
Field notes and observations from the Expedition to the Gila, September-December 1849. Includes a "sick report", description of food cultivated and gathered by the Yuma people at North Gila, thermometer readings and weather reports, barometric observations, sketches, and hand-drawn maps.
Botanical and ethnographical notes, Yuma country (December 1849).
Field notes and observations from visits to San Diego and the Mexico-United States boundary, June 1849-March 1850. The accounts include botanical and geographical descriptions, as well as ethnographic reports and weather observations.

1850
Field notes on the botany, geography, and climate of Southern California. Includes detailed botanical descriptions of several species of plants.
Field notes and observations from the Expedition to the Gila, September-December 1849. Includes a "sick report", description of food cultivated and gathered by the Yuma people at North Gila, thermometer readings and weather reports, barometric observations, sketches, and hand-drawn maps.
Field notes and observations from visits to San Diego and the Mexico-United States boundary, June 1849-March 1850. The accounts include botanical and geographical descriptions, as well as ethnographic reports and weather observations.
Field notebook with botanical descriptions and sketches of plants near San Felipe, California seen June-July 1850.
Field notebook no. 3 (September 1850-March 1851).

1851
Field notebook no. 3 (September 1850-March 1851).