Electrotherapy Museum (Popularity: )

Victorian era Tesla Coil reproductions, also parts and sub assemblies.
Category: Science\Technology\Electronics\High Voltage

National Aviary in Pittsburgh (Popularity: )

Pittsburgh. 500 birds representing 200 species. General information, special events, bird photos, descriptions and information, ...
Category: Science\Institutions\Zoos and Aquariums\North America

History of Phrenology and the Psychograph (Popularity: )

A brief overview of the psychograph, a device used to measure the anatomical structure of ...
Category: Science\Social Sciences\Psychology\Alternative