Curated OER
Nineteenth Century Progress
Highlight some of the major players and progressive inventions that shaped the latter half of the 19th century. From Thomas Edison to Vaudeville, this outline of pop and tech culture provides an American cultural context. Note: Use this...
University of Maryland
Optics Highlights: The Microscope
Part of an anecdotal history of optics and the study of light. Extremely thorough treatment of the scientific findings and developments which led to the invention and refinement of the microscope. Includes a short biographical sketch and...