Among the many distinguished geologists and men of science whom one has been accustomed to meet, year after year, at the gatherings of the Geological Society, the British Association, and the Geologists’ Association during the past forty years, none has, by good camaraderie and hard work both in the field and study, established a better claim to our warm personal regard and esteem than Mr. Whitaker, whose portrait we present to our readers this month.