"Where Home Is" comprises the fourth book in this series, In Those Days.Nellie is still wishing to go back home to Whitehouse, Texas. In this book, they move to Oklahoma City just prior to 1920. She has a growing family to feed, a husband who doesn't want to work, and relatives depending on her for help. Once again, she finds help from her friends as she makes a new home for her children and secures income to support them. For over fourteen years, Nellie has wanted to go home. She finally gets her desire, though only for a short visit. "Back home" has many disconcerting revelations for her.She lived through many an era, from horse and buggy to men walking on the moon. Nellie knew more than any history book could ever tell, from gunfights, train robberies, outlaw bands, Women Suffrage, and Prohibition to serial killers, government scandals, street gangs, Civil Rights, and the Hippie drug culture. She pauses from telling a story to acknowledge how things changed over the years. People, customs, behavior, science, and even religion, she explained how different these were in those days.