Book excerpt: With this magnificent volume, watch expert and authority John Goldberger, author of 100 Superlative Rolex Watches, presents the most beautiful and remarkable watches ever fitted with steel cases by the Geneva-based watch company Patek Philippe. With the collaboration of the world's leading collectors and connoisseurs, the collection presented in this exclusive publication is the result of painstaking research, supplemented by professional photographs that show the most minute details and characteristics of the movement, case and dial of each timekeeper. With 187 superb examples, as well as over 900 color illustrations and 800 descriptive texts, this volume offers the watch collector and enthusiast invaluable information about the finest rare masterpieces of Patek Philippe's production, including recent research on referencenumbers, dials, movements, related calibers and each watch's year of production. Organized in 12 chapters, this tome covers a century of the company's quintessential spirit and style.