1640-1707 1753-1848 1866-1914 1887-1983 1899-1945 1916-1985 1935-2013 19thcentury 20thcentury 21stcentury aging american authors banjoclocks biography bostonregion california charlesdwight christianbiography christianphilosophy clockandwatchmakers clockandwatchmaking collegeteachers congresses dallas decorationandornament education educationalsociology essays exhibitions explorers gerontology happiness history lifechangeevents literarycollections losangeles massachusetts oklahoma patients personalnarratives philosophers philosophy pleasure price psychologicalaspects pulmonary samuel sculptors sel005000lco010000soc013000 self-help simon socialscience spiegelman stone tuberculosis unitedstates waller wf300a139s2006 woodsculpture