(margaret) 1770-1835 1828-1897 1850-1894 1901-1935 1905- 19thcentury approximately1774-1867 astronomers astronomy bibleandliterature biography canada criticism criticismandinterpretation etc gibbon helensawyer historyandcriticism hoggfamily hugh interpretation james juvenileliterature lewisgrassic oliphant robertlouis scottishliterature stevenson