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Eli Terry's pillar & scroll clock is a uniquely American innovation. The result of Terry's ambition to create a lower cost, mass produced, 30 hour clock, the pillar & scroll revolutionized the American clockmaking industry. The result of a comprehensive exhibit at the National Watch and Clock Museum, this catalog brings together a collection of over forty examples of pillar & scroll clocks. Each clock is illustrated with color photographs of the case and movement and has a full written description. Through these examples, representing the work of thirty clockmakers, the evolution of pillar...

Great disparities exist between organisms with regard to the relative ease of chromosomal mutagenesis and manipulation. In Chromosomal Mutagenesis, a team of experts provide a variety of chromosomal manipulation techniques, including insertional gene disruptions, gene knockouts, stimulated homologous recombination techniques and other novel tools, for both prokaryotic and eukaryotic organisms, and attempt to expand the genetic toolbox beyond model organisms. Following the format of the highly successful Methods in Molecular Biology format, each chapter offers step-by-step laboratory...