"Version: 20221001"--Title page verso.Includes bibliographical references.Preface from the Institute for Ultrasonic Electronics -- part I. Basic physics and measurements. 1. Ultrasound propagation / Pak-Kon Choi -- 2. Wave propagation in/on liquids and spectroscopy of viscoelasticity and surface tension / Keiji Sakai -- 3. Optical measurements of ultrasonic fields in air/water and ultrasonic vi…