Following a wave of violence and an 1886 anti-Chinese convention in Boise, almost none remained by 1910.[1]:51 In another example, the town of Gardnerville, Nevada, is said to have blown a whistle at 6 p.m. daily alerting Native Americans to leave by sundown.[20]:23 Two additional examples of the numerous road signs documented during the first half of the 20th century include:[21]