John Curtis, Letter from John Curtis to Alexander Henry Haliday 2nd December 1837
“ I assure you one of the greatest pleasures in the progress of my great undertaking has been the associating my name with those whom I esteem and who like myself fare devote to the study of our branch of Natural History I may have only two more opportunities of thus gratifying myself and I shall be truly happy if they afford me the same unmixed pleasures as the present one does..... ”
