This oral history transcript offers a detailed account of the groundbreaking viticultural research conducted at the University of California, Davis between 1921 and 1971. The book features interviews with key figures involved in the development of modern wine-making practices, including Albert J. Winkler, whose research on viticulture and climate helped change the face of wine production in California. The book also highlights the contributions of other pioneers in the field, including Maynard Amerine and Joann Leach Larkey. This is a must-read for wine enthusiasts, vintners, and anyone interested in the science and history of wine making. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.