1500-1700 1803-1882 1810-1850 1817-1862 1819-1891 19thcentury americanliterature appreciation civilization earlymodern englishinfluences englishliterature folkloreinliterature henrydavid herman history historyandcriticism knowledgeemerson knowledgefuller knowledgethoreau literatureandfolklore margaret oraltradition ralphwaldo unitedstates