The spiral binding allows the book to lay flat on a workbench, making it a functional tool rather than just a reading material. Other Notable References
It provides immediate access to "hard-to-find" information like melting points and heating properties that are often missing from standard textbooks. spravochnik dlja juvelira
The handbook provides essential data for practicing jewelers, students, and retail professionals: The spiral binding allows the book to lay
Contains weight conversion charts, chemical preparation formulas, and comprehensive ring size gauges. The primary reference matching your request is the
The primary reference matching your request is the by Bruce J. Knuth (often cited in Russian as Брюс Дж. Кнут, "Справочник ювелира" ). Overview of the Handbook
Справочник ювелира. Брюс Кнут стоимостью 699 руб.
Includes an expanded list of gemstones with their physical characteristics, diagrams for over 40 cutting styles , and official diamond grading standards.