JUNE IN FRANCONIA. 13 
differing from it mainly in tone and inflec- 
tion rather than in form. In these two re- 
spects it suggests the solitary vireo, though 
it never reproduces the indescribably sweet 
cadence, the real “dying fall,” of that most 
delightful songster. At the risk of a seem- 
ing contradiction, however, I must mention 
one curious circumstance. On going again 
to Franconia, a year afterwards, and, nat- 
urally, keeping my ears open for Vireo phil- 
adelphicus, I discovered that I was never 
for a moment in doubt when I heard a red- 
eye; but once, on listening to a distant soli- 
tary, — catching only part of the strain, — 
I was for a little quite uncertain whether he 
might not be the bird for which I was look- 
ing. How this fact is to be explained I am 
unable to say; it will be least surprising to 
those who know most of such matters, and 
at all events I think it worth recording as 
affording a possible clue to some future ob- 
server. The experience, inconsistent as the 
assertion may sound, does not in the least 
alter my opinion that the Philadelphia’s 
song is practically certain to be confused 
with the red-eye’s rather than with the soli- 
tary’s. Upon that point my companions 
