A terrific early 20th-century railroad promotional, boldly suggesting that the territory served by the Rock Island–Frisco Lines is a coherent national landscape organized around the system itself—the “Rock Island–Frisco States of America.”

Description
Based on dates in the text, the brochure can be dated to 1907 or perhaps early the next year. It aims simultaneously at “speculators, investors, home-seekers, actual settlers, and communities, which not only are already thriving in this vast and rich territory, but which are to become markets and political centers of consequence.”

One side is largely textual, making the case that the region served by the Rock Island–Frisco Lines is orderly, productive, and poised for sustained growth. The argument proceeds commodity by commodity, surveying the output of grain, meat, livestock, minerals, and other staples, and tracing their movement from field or mine to market. It frames prosperity as cumulative, systemic, and a predictable result of steady production supported by a vast, integrated railroad network.

The reverse side features a suite of maps, with a large central map flanked by smaller thematic or regional maps, together forming the visual core of the argument. The central map depicts the Rock Island–Frisco system and its territory in isolation, emphasizing the extent, coherence, and reach of the network while omitting the routes of competing railroad systems. This gives the map a real persuasive quality: by stripping away rival lines, it presents the Rock Island-Frisco Lines not as one contender among many, but as the defining framework through which the region is to be understood.

The subsidiary maps reinforce this message from different angles, highlighting connections, markets, and productive regions in ways that consistently “refer” back to the Rock Island–Frisco Lines. Taken together, the maps imply that the prosperity of the central and south-central United States is not accidental, but the natural and responsible outcome of a single, integrated railroad system: “Let the wealth wave surge high, or let it fall low, the man or community creating the products native to the Rock Island-Frisco States has within his or its possession happiness.”

Background
The Rock Island–Frisco Lines was a vast but short-lived railroad network assembled in 1903, when the Chicago, Rock Island & Pacific Railroad acquired a controlling interest in the St. Louis–San Francisco Railway (the “Frisco”), which itself controlled the Chicago & Eastern Illinois Railroad. The three roads were thereafter promoted as a single, centrally managed system, with the Frisco operating as a subordinate component, until the arrangement was unwound in 1909. The consolidation was driven by competition: the intent being to give the Rock Island a system of sufficient scale and coherence to compete with rival railroads, such as the Atchison, Topeka & Santa Fe Railway and the Missouri Pacific Railroad.

The three lines were conceived as complementary, together forming a continuous network connecting the industrial Midwest and the agricultural- and mineral-extraction-based economies of the south-central states. The Rock Island supplied the long-haul “backbone”, radiating from Chicago westward and southwestward into the Plains and Texas; while the Frisco provided dense regional coverage across Missouri, Arkansas, Kansas, Oklahoma, and adjoining territory, tying farms, timberlands, and emerging towns to national markets. At the northeastern end, the Chicago & Eastern Illinois anchored the system with high-volume north–south routes linking Chicago to St. Louis, the Ohio Valley, and the lower Midwest.

Brochures of this type were essential marketing tools for late 19^th– and early 20^th-century railroads. More than advertisements, they were arguments—carefully constructed narratives asserting that a given railroad system offered not merely transportation, but economic opportunity. Factors of Prosperity is particularly interesting in the way it uses cartography to support this claim, presenting economic development as inseparable from the Rock Island–Frisco Lines.

References
OCLC 869067367 (Leventhal Map and Education Center), 697472797 (Cambridge University, Oxford University) and 495039563 (Bibliotheque nationale de France). Background on the railroad system from John Bradbury, “St. Louis–San Francisco Railway Company”, in the Missouri Encyclopedia; Daily Kennebec Journal, Dec. 2, 1909, p. 1; and “A Preliminary Historical Digest of the C&EI RR”, on the University of Illinois website, all accessed Dec. 2025.