"Based on entries that first appeared in 'Literary yearbook' (1906-1913) , 'Literary yearbook and author's who's who' (1914-1917) , 'Literary yearbook...
"Based on entries that first appeared in 'Literary yearbook' (1906-1913) , 'Literary yearbook and author's who's who' (1914-1917) , 'Literary yearbook' (1920-1922) , and Who's who in literature' (1924-1934) "