Abstract This collection contains research notes, publications, photographs, manuscripts, and other material regarding the scientific and professional career of Dr. Herbert J. Webber, a research scientist at the Citrus Experiment Station (CES) in Riverside, California from 1913-1946. In addition to citrus related material, this collection includes his scientific research on guava, avocado, dates, and non-edible crops like rubber. The collection includes a large volume of photographs documenting Dr....