CONTENTS 



Davis — The Imaginary in Geometry . I 



England — Trade and the Flag 177 



Grummann — Ibsen's Symbolism in "The Master Builder" and "When We 



Dead Awaken" 235 



Moore — Ibsen's "Emperor and Galilean" and Hauptmann's " Kaiser Karls 



Geisel " 243 



Pool — Erysiphaceae of Nebraska 59 



Wallace — Shakespeare and his London Associates as Revealed in Recently 



Discovered Documents 261 



Williams— Aphididae of Nebraska 85 



