- Ouabache State Park Barn (Park Office) - Harrison INThe Civilian Conservation Corps (CCC) completed this structure in 1935 under the supervision of Denzel Doggett.
- Ouabache State Park Bridge - Harrison INThis concrete bridge was constructed by the Civilian Conservation Corps (CCC) in 1935, under the supervision of Denzel Doggett.
- Ouabache State Park Bridge - Harrison INThis concrete bridge was constructed by the Civilian Conservation Corps (CCC) in 1935, under the supervision of Denzel Doggett.
- Ouabache State Park CCC Gate Posts - Harrison INThe Civilian Conservation Corps (CCC) built these stone walls with decorative cast in 1935 under the supervision of Denzel Doggett. The gate led to the CCC Camp.
- Ouabache State Park Lookout Fire Tower - Harrison INThis metal tower was constructed by the Civilian Conservation Corps (CCC) between 1935 and 1936 under the supervision of Denzel Doggett.
- Ouabache State Park Rustic Oak Shelters - Harrison INThese shelters were constructed by the Civilian Conservation Corps (CCC), designed in park rustic style by Denzel Doggett. One was constructed in 1933, the other between 1935 and 1936.
- Ouabache State Park Trails End Shelter - Harrison INThe Civilian Conservation Corps (CCC) completed this structure in 1935, under the supervision of Denzel Doggett. In consists of stone support piers, a post, and beam walls. The CCC designed and constructed the shelter with park rustic style.