xxii INTRODUCTION. 
Europe had refused to take them. What! said I, shall the. 
last volume of the “ Birds of America” be now closed, at a 
time when new species are in my hands? No! And in spite 
of threats from this quarter and that, that such and such per- 
sons would discontinue their subscriptions (which indeed they 
have done, and refused to take the few numbers that would 
have rendered their copies complete), my wish to do all that 
was in my power has been accomplished :—AlIl Dr TownsEnn’s 
species, as well as some received through different channels, 
have been published. To that enthusiastic naturalist and ex- 
cellent friend I am also deeply indebted for the valuable notes 
which he has forwarded to me through my friend Epwarp 
Harris. 
I had the gratification of receiving at London a diplo- 
ma from the Literary and Historical Society of Quebec ; and 
since then have been favoured with a list of the birds which 
have been observed in the environs of that city, by W1LL1AM 
SHEPPARD, Esq., his lady, and son, for which I offer them my 
most sincere thanks. I am also much indebted to the mem- 
bers of the Council of the Zoological Society of London, who 
have never ceased to furnish me with whatever American 
specimens their valuable museum contains, allowing me to 
take them to my house. I am farther indebted to my excel- 
lent and generous friend Professor J. T. Henstow of Cambridge 
for the continuance of his most kind services to me. Nor 
must I here omit mentioning the efficient aid I have received 
from THomas DurHAM WetR, Esq. of Boghead, in the county 
of Linlithgow, and Mr Macpurr Carrra®, Preserver of Animals 
in Edinburgh, who have kindly procured for me many speci- 
