Kansas State exhibit, Kansas and Colorado building.

Picryl description: Public domain image of a historic building in Philadelphia, Pennsylvania, free to use, no copyright restrictions.

pennsylvania exhibitions centennial exhibition 1876 philadelphia pa kansas state exhibit kansas high resolution centennial photographic co photographer stereoscopic views state exhibit colorado united states international exhibition exhibition robert dennis collection of stereoscopic views 19th century history of pennsylvania new york public library

1876

New York Public Library

http://digitalcollections.nypl.org/

Creative Commons CC0 1.0 Universal Public Domain Dedication ("CCO 1.0 Dedication")