Published online by Cambridge University Press: 01 May 2009
It not unfrequently happens in these days of superabundant scientific periodical literature that articles appear in which the authors, usually unwittingly, and generally from want of leisure, fail to give an adequate idea of the work of authors anterior to periods with which the writers are more specially acquainted. The injustice thus perpetrated can best be prevented by giving occasionally a brief resumé of work done in certain formations and in special areas during a given period.