ILLUSTRATIONS. 



PAGH 



A View of the Castle and Lake at Seebach 22 



The Lake at Seebach 23 



Longitudinal Sections of Woodpecker Holes . . . . . . 31 



a. Lesser Spotted Woodpecker. 



b. Greater Spotted Woodpecker. 



c. Green Woodpecker. 



d. Black Woodpecker. 



Longitudinal Sections of . . . . . . . . . . 33 



a. Great Spotted Woodpecker's Hole 

 6. Berlepsch Nesting-box. 



Longitudinal Section of Nesting-box, with Table of 



Measurements . . . . . . . . . . . . 34 



Exteriors of Berlepsch's Nesting-boxes . . . . . . 35 



Iron Plate, Screw-nail and Key . . . . . . . . 36 



Nesting-boxes E and F 37 



Measure for the Earth and Sawdust Mixture . . . . 38 



Correct and Worthless Nesting-boxes . . . . . . 39 



Registered Trademark . . . . . . . . . . 40 



Right and Wrong Ways of Hanging the Boxes . . . . 44 & 45 



Plan of a Shelter- wood for Birds . . . . . . . . 51 



Shelter- wood before Cutting . . . . . . . . . . 52 



Shelter-wood after the First Cutting 53 



Shelter- wood after the Second Cutting . . . . . . 54 



Freshly Pruned Bushes . . . . . . . . . . 55 



One-year-old Whorls recently Pruned . . . . . . 55 



