Plate 21. 



T. W. COWAN, F. G. S., F. R. M. S. 



Editor of the "British Bee Journal." 



Author of "■The British Bee-Keeper's Ouide Book" and of "'fhe 



Honey-Bee." 



This writer is njentioned pages 12, 146, 195, 239, 356, 469, 479, 480^ 



481, 487. 



