The reports, that date from 1943 to 1966, are made up of UCCE data collected annually from individual counties and compiled into statistical summaries that represent the state's output for the year. They record the number of instances that extension workers carried out activities that include, but are not limited to, trainings, field trials, and consultations, marketing and communication, home economics and 4-H. Supplemental materials for some of the years include additional statistics and correspondence.