Bangor, Feb. 6th, 1697, 
Wm. Brewster Esq. 
Dear Sir: 
T have just received Mr. Ridgway’s report on the specimen of 
Acanthis linaria holbe11ii which I. sent him in purguance with your 
request that I do so before publishing the record of it.He pronounces 
it to be fairly typical holbce 11414, and thus coneurs with your opinion. 
T have just been informed that you purchased a specimen of one 
of the Gyrfalcons from F.B,Wabster,some years ago,this bird being shote 
near Spruce Head,Knox Co,Me.,by Fred Rackliff.Can you tell me what 
variety this specimen was referable to? 
Also in the Bull. Nutt. Orn. Club, Vol.4,p.189,there is recorded a 
specimen of Falco gyrfalco sacer,which was taken. at Ktaadn Iron Works, 
Me.I must confess that I am unable to identify this with the scientific 
name of any of our Gyrfalcons,and unfortunately I have not got access 
to the literature on the subject. WH1l you be so kind as to give me the 

