Miscellaneous References and MentionsWhile our initial information about Steamboat Rock came from various goverment sources (GNIS, US Census, FIPS), we also found mention of Steamboat Rock in various books, maps and other sources. We've created the following list to keep track of the sources that proved useful in adding to our knowledge about Steamboat Rock. We hope that they will be useful to you. Note: When we started collecting data about Steamboat Rock, we were inconsistent about keeping track of where that data came from. As a result, this list of references and mentions is probably incomplete. Business Atlas and Shippers' Guide (1895)
A note taken from the Shipper's Guide for Steamboat Rock: List of Post Offices in the United States (1870)
Rand McNally Map of Iowa (1911)
Shell Oil Road Map for Iowa (1956)
Steamboat Rock is contained in a comprehensive list of Post Offices that was created by Cameron Blevins and Richard Helbock.<1> We found Steamboat Rock in these Censuses: 2010-1990. See our Census Page for Steamboat Rock for more information. Both the GNIS and FIPS databases contain entries for Steamboat Rock. See our Misc Page for Steamboat Rock for more information. Footnotes ...
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