The University of Nevada Cooperative Extension began its Master Gardener program in 1977, training volunteers aged 20-80 in the principles of horticulture and plant science. The collection includes certificates, correspondence, curricular material, marketing material, media copy, newsletters, reports, newspaper clippings, and a television segment about the program. Correspondents include: Alice Good, Wendy Hanson, Karen Hinton, Margaret Klein, and JoAnne Skelly.