Bert (A.H.) Roos:
Llyn Cau with Cader Idris in the background
Bert (A.H.) Roos:
European herring gull portrait
Bert (A.H.) Roos:
Curious
Bert (A.H.) Roos:
Competition
Bert (A.H.) Roos:
Llyn Cau
Bert (A.H.) Roos:
Juvenile European herring gulls
Bert (A.H.) Roos:
Lyn Cau seen from Cader Idris.tif