a noyau in the centre containing a nucleolus—thus. . . . The second was of elongated form, thus. . . . The third represented the growth of fibre from cells, which cells are distinguished from the first by the relatively smaller size of the noyau, thus. . . . By such examination different formations can be distinguished from each other; thus cancer possesses very distinctive elements. It is necessary to examine bodies of varying shapes under different foci of the microscope, otherwise illusions may be created. In illustration he placed some blood globules, and showed us that what appeared a central spot in each globule was owing to the convexity not being in focus, and it disappeared when the focus was a little lengthened. He spoke also of a paper read before a society yesterday by a young physician, which proved that the azote, which in the ox is voided by the excrement, in the cow is absorbed into the milk; and that the difference in the manure of the two is great.
He is busy himself now in preparing for an examination of internes; if he gain the gold medal, he has the right to enter any hospital he chooses as interne for a second term, and receive also his M.D., not otherwise granted to an interne. What chance have women, shut out from these instructions? Work on, Elizabeth!. . .
To-day M. Blot spoke of a friend, Claude Bernard, a distinguished young inquirer, who is now, he thinks, on the eve of a discovery that will immortalise him—viz. the discovery of an accessory circulation, by which substances are sent directly to the kidneys without traversing the general circulation, which will explain, for instance, the rapid effect of champagne on the kidneys. This second heart is situated in the ascending vena cava, close by the liver; strong muscular fibres are evident in the human subject, but in the horse are as large as quills. He does not perceive yet what veins return the blood, if
