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Incoming Resources
- Parallax:, The Race to Measure the Cosmos
- The electric life of Michael Faraday, Alan Hirshfeld
- Starlight detectives, how astronomers, inventors, and eccentrics discovered the modern universe, Alan Hirshfeld
- Starlight Detectives, How Astronomers, Inventors, and Eccentrics Discovered the Modern Universe
- Parallax, the race to measure the cosmos, Alan W. Hirshfeld