1933 catalog Rocknoll Nursery https://www.biodiversitylibrary.org/item/266490#page/3/mode/1up For more information on historic Irises visit the Historic Iris Pres...
1934 catalog Rocknoll Nursery https://www.biodiversitylibrary.org/item/270822#page/3/mode/1up For more information on historic Irises visit the Historic Iris Pres...
1946 catalog Rocknoll Nursery https://www.biodiversitylibrary.org/item/299734#page/3/mode/1up For more information on historic Irises visit the Historic Iris Pres...