Inside, readers will discover how Washington State struggled to keep up with the unexpected needs for housing, transportation, schools, and public utilities for the hundreds of thousands of migrants who came to work in industries that practically developed overnight with the mobilization for World War II. The author recounts how Professor Calvin F. Schmid, who led the Washington State Census Board, and his team developed methods of population estimation that are still in use today. In the process, the narrative reveals how populationfigures were gathered, compared, and projected at a time when the hand calculator was considered cutting-edge technology. The book also details how methods were refined and improved over time as well as how those involved developed new ways to obtain and, more importantly, utilize the information. With the aid of archived materials, personal interviews, and rich personal accounts, this book will inform and inspir