At about 3*30 P. •«. she began the frame by 
attaching one end of a strand of fibrous material to the 
right hand side of the trunk a little above the branch on 
which the foundation was laid and fastening th< other end 
i"V. tl N "V\ O 
to the foundation o the same side, the strand wldeni»*§ •--- ^ 
downward at an angle of about 3(P or 40°. ext, another 
strand wan placed on the left side in the same position 
as t:>e first, the ends of the two overlapping on the trunk. 
Then a third piece w 8 brought and one end rubbed lightly 
against the center of the strand on the right, the oppo~ 
site end being carried a little beyond that of the left 
hand strand. Next a fourth strand was rubbed on the 
trunk a little above the upper end of the left hand guy, 
to the middle of which the opposite end was fastened by 
rubbing the two together. Each piece of fibre was fashioned 
into the general -hape of the nest as soon as it was at¬ 
tached at both ends and more were brought nd carried |rom ^ 
point to point until a complete framework of about the/shape 
of the half of a hen* 8 egg was r,- ■ ■ /l resting on • the 
foundations* This framework was so delicate that it looked 
as if the merest bfaettl g: wind would blow it away. During- 
it-: co net ruction, the bird worked entirely from the outside, 
/ " 
standing on the branch and shaping e ch ieee of fibre 
with her head. 
The next day (*!ay 18th) she began using cocoon 
t 
fibres as well as milkweed bark*. fUsf tfPRiIf she obtained 
jrxoove « 
from a *»ewe near the top of the cabin door in front of 
wh ch she ; uld hover on rapidly vibrating wings until 
