The Science Of Animal Locomotion (zoopraxography): An Electro-photographic Investigation Of Consecutive Phases Of Animal MovementsEadweard MuybridgeSold outTrack
The Pennsylvania Gazette ...: Weekly Magazine Of The University Of Pennsylvania, Volume 19, Issue 2Pennsylvania UniversitySold outTrack
Publications Of The University Of Pennsylvania: Contributions To The Geometry Of The Triangle By R.j. AleyPennsylvania UniversitySold outTrack
