Photo taken by Frederick Wallace Kent. Photo provided by the University of Iowa Library; Used for educational purposes
License: Creative Commons Attribution-NonCommercial (CC BY-NC)
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BH Photo #237685
Given the fact that imagery from 1905 shows no bridge at Park Road, I'm going to categorize this one as a mystery bridge.
Aforementioned imagery: https://books.google.com/books?id=5xBjpPdExPIC&pg=PT100&dq=C...
There are several bridges in the region this imagery could be of, such as the old iterations of the Butler or Dupont bridges.