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　　In 1896,36-year-old Helga Estby and her 18-year-old daughter, Clara, walked across America．Their 3,500-mile 　　1　　 from Spokane to Manhattan was physically discouraging．Dressed in long skirts and thin leather shoes, 　　2　　 only a small bundle of belongings(物品), the women found their endurance and courage 　　3　　 daily by tramps(徒步旅行), rattlesnake(响尾蛇), deserts, snowy mountain passes and flooded rivers．

　　The greatest hardship, 　　4　　, is shown in the title of Linda Lawrence Hunt's book, Bold Spirit：Helga Estby's Forgotten Walk Across Victorian America．The woman's 　　5　　 to leave her family-including two children younger than 4－for seven months 　　6　　 such anger and grief that her daughters, 　　7　　 Estby's death in 1942, 　　8　　 their mother's writings about her incredible journey．

　　The 1893 depression(大萧条)had left the Estby family 　　9　　 seemingly insurmountable(不可克服的)bills(账单)．" 　　10　　 on paying taxes, Helga was ready to do anything to 　　11　　 the Mica Creek farm and home built by her husband, Ole, for their family of nine children," Hunt writes．A ＄10,000 award for being the first woman to travel unaccompanied(无陪伴的)by a 　　12　　 across the country 　　13　　 Helga from her Eastern Washington home．The journey was to 　　14　　 women's hardiness and courage．

　　Hunt 　　15　　 learned of the trip from an eighth-grader's seven-page 　　16　　 in the Washington State History Day contest．Grandma Walks From Coast To Coast was 　　17　　 on two newspaper clippings(剪报)about the boy's great-great-grandmother; they were the only things saved when Estby's daughters burned her 　　18　　．Hunt constructed her story from newspaper accounts, historical societies' records, public 　　19　　,and what little information and memories 　　20　　．