http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
This book composes 14 chapters. Chapter 1 covers the basis - "how it works"; Chapter 2 through 10 go into detail about the working parts of hydraulic circuits. Chapters 11 and 12 return to the complete circuit in terms of general maintenance and "why it fails" and how to remedy these failures. Chapter 14 provides important information on Safety