Criticism English literature Drama 129 Poetry 124 Novel 117 History 30 Shakespeare William 24 History and criticism 22 American literature 16 Shakespeare, William 12 Fiction 10 Prose 9 Theory, etc 9 Essays 8 Literature 8 Conservation of natural resources in literature 7 Ecocriticism 7 Ecology in literature 7 Environmental protection in literature 7 Forests in literature 7 Landscapes in literature 7 Nature in literature 7 Outdoor life in literature 7 Philosophy of nature in literature 7 Wilderness areas in literature 7 Interpretation 5 Milton John 5 Shakespeare 5 Yeats, W B 5 Eliot T S 4