1. Galileo at Work: His Scientific Biography;Stillman,2003
2. Time for Science Education: How Teaching the History and Philosophy of Pendulum Motion Can Contribute to Science Literacy;Matthews,2000
3. Leon Foucault: His life, times and achievements;Aczel,2005
4. The Evolution of the Quartz Crystal Clock*
5. The Measurement of Time, Frequency and the Atomic Clock;Audoin,2001