'Big frogs and little frogs', Harpers
Tags: 1930s; 1934; 1934-3-1; Biology; Ertz, Susan; Zoology
'Relativity and Major Rooke', Harpers
Tags: 1920s; 1924; 1924-4-1; Ertz, Susan; Physics; Relativity
atom, dcmes-xml, json, omeka-xml, rss2
