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By: Landmark Irises, - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.Edition:Publication info: State College, Pa, Landmark Irises, 1962Volume:Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects: Catalogs Irises (Plants) Nurseries (Horticulture) Pennsylvania Price lists Sales catalogs State College VarietiesBHL Collections: Seed & Nursery Catalogs