The Laboratory of an Investigator.

steamer of 300-400 tons of burden with an engine of from 150-200 horse-power and room for from six to ten investigators. Two laboratories, one above and the other below deck, completely outfitted for a six months' voyage together with a library would furnish ideal conditions for work. With such a floating biological station unknown regions could be entered with all the resources of modern equipment for both morphological and physiological work and investigations thus carried on which would not be possible upon land. To accomplish these results most economically the floating laboratory would be used, at first at least, in conjunction with the Naples Station, for the exploration of the bay of Naples, and the neighboring waters of the bays of Salerno and Gaeta. During the day-time the great depths would