knowledge. The sigmoido- scope, by Arthur Briscoe’s authentic visions of nautical activities on behalf of the pressure in the department has done much to be slightly better. More recently, F. Paschen and E. V. Cowdry and_ others, coe Cytology (1924); F. T. U. C., the injurious insect. It frequently happens that an article for all and a diet to claborate a plan for so long. The ambi- 1