with hark or other material ;is shown in Fig. 10. Mi'. K. IF. F<rlmsh in liis circular 

 issued hy tin- State Hoard of Agriculture lor Mas-aehuset Is. from which we have 

 al>o taken most of our illusl rat ions, makes (lie following surest ions J'or making of 

 these boxes. 



''An incision is made on the side intended Tor the hack of the hox. through 

 lioth outer and inner hark, from tlie top to the hottoin n\' each section: then, on 

 the opposite side, some two or three inches from the top, there is bored through 



IZ 



TOP 



Fig. 6. 



Pig. 7. 



the bark, with an auger or extension bit, a hole of the size desired for the entrance. 

 If such tools are not at hand the aperture may be cut with gouge, a chisel or even a 

 knife. Next, a wedge-shaped stick is inserted into the incision at the back and 

 under the inner bark, to start it off, and with this implement it is peeled very care- 

 fully. In peeling birch one should be careful not to separate the inner and outer 

 layers of the bark. Caution should be used when working about knots or rough 

 places. The bark will make the sides of the box, and two sections each an inch 

 thick sawed from the ends of the barked log, will make the top and bottom. Now 

 the bark is tacked to the bottom and top. The bark will draw apart somewhat 



I 



Fig. 8. 



Fig. 10. 



Fig. 11. 



at the back in drying but this aperture may be covered when the box is put up by 

 nailing or screwing a short stick or pole over the opening on the back, which stick 

 in turn may be nailed or screwed to the supporting tree, building or pole. To make 

 the roof watertight, a piece of cotton cloth, duck or denim may be put on, tacked 

 down over the edge and painted, or a piece of roofing paper may be used." 



Excellent boxes can also be made with boards as shown in Figs. 4 and 5, but if 

 possible, the wood should be covered with bark. If this is not possible, however, it 

 should be stained and not painted. Other nesting boxes easily made are shown in 



