A graphic chronology
Subtitle: these United States, the significant events and conspicuous persons identified with their growth and territorial expansion being commemorated as an inspiration for the future at the Jefferson National Expansion Memorial, St. Louis, Missouri
By: prepared by the Jefferson National Expansion Memorial Association with the co-operation of the National Park Service, and with the approval of the United States Territorial Expansion Memorial Commission
Publisher: The Association
Published: 1940
Place of publication: St. Louis, Mo
Language: eng
Number of pages: 16
Notes: "June, 1940."