Two historical books Peoria author Paul H. Stingham: 

75 Years of Peoria Street Cars

An excellent 83 page history of the streetcar development in Peoria, IL. The photos are extraordinary since many are from the personal files of Peoria natives. The background in all of the photos provides the interesting texture of the era of the streetcar. 

Toledo, Peoria & Western - Tried, Proven & Willing 

Well-done history of Toledo, Peoria & Western Railway, tracing its routes from the Peoria & Oquawka Railroad (1849). The railroad faced many challenges over the years, both financial and physical. The book provides a clear description of major events interwoven with interesting anecdotes from TP&W personnel. Illustrated throughout with black and white photos. Book includes maps, rosters, charts detailing corporate genealogy, time tables and bibliography. 149 pages