National Conference on State Parks annual meeting, Spring Mill State Park panoramic photograph

National Conference on State Parks annual meeting, Spring Mill State Park panoramic photograph, Rare Books and Manuscripts, Indiana State Library

National Conference on State Parks annual meeting, Spring Mill State Park panoramic photograph, Rare Books and Manuscripts, Indiana State Library https://archives.isl.lib.in.us//repositories/2/resources/6178 Accessed May 11, 2025.