Comte Nils: 
Description oF THE SPECIMENS IN THE Bird GALLERY . 
Description or THE NeEstING-SERIES OF British Brrps 
EXxpLanaTion or PLares 
APPENDIX ON THE StRucrURE oF Brrps eho) ea, Arua 6 
MelNDEXOe SS Se ee Se a 8 
