Old White Wing DG 
the ravine. My observations for the day proved to 
me that he had a definite route, and that he remained 
away from home from an hour to an hour and a 
half. During this time I could explore the ravine 
and return to my hiding place without disturbing 
him. After three days of the most careful searching, 
I located a crow’s nest in a thick cluster of hemlocks 
on the right bank far up the small ravine. It was 
well protected, and through my field-glass I saw a 
crow on the nest. I searched for a new hiding place 
which would give me a good view of the nest and, 
at the same time, not reveal my presence to the birds. 
I found precisely what I wanted in an old basswood 
tree. Large ones are often hollow, being mere shells, 
the hollows sometimes extending up the tree for a 
distance of from ten to forty feet. A tree of this 
description stood on the bank of the ravine opposite 
the nest, and about one hundred and fifty feet from it. 
As the entrance to the hollow was on the side opposite 
the nest, I could approach from that direction without 
being seen by the birds. When I stood on the ground 
the underbrush at the foot of the tree prevented me 
from seeing into the nest, but, if I could erect a sup- 
port ten feet high and bore a hole for inspection 
through the shell of the trunk, the problem would be 
solved, and I could watch what few people have had 
