_Speech._--Consonant _m_ frequent (67). Sixty-fourth day, _ma_ (102). Sixty-fifth day, _nei nei nei_ and once _a-omb_. Sixty-sixth day, _la_, _grei_, _aho_, _ma_. Sixty-ninth day, _moemm_ and _ngoe_. Seventy-first day, _ra-a-ao_. Seventy-sixth day, _nae_ and _n[=a]i-n_. Seventy-eighth day, _habu_. Twelfth week, _a-i_ and _u[=a]o_, _ae-o-a_, _ae-a-a_ and _o-ae-oe_ (103). _Feeling of Self._--Eleventh week, child does not see himself in mirror (197). FOURTH MONTH. SENSES. SIGHT.--_Movements of Eyelids._--Ninety-eighth day, brow wrinkled when look is upward (24). Fifty-seventh day, winking (26). Fifteenth and sixteenth weeks, ditto (27). Seventeenth week, objects seized are moved toward eyes; grasping at objects too distant (55). _Movements of Eyes._--No more non-cooerdinated (37). _Direction of Look._--Fourteenth week, following person moving. One hundred and first day, following pendulum. Sixteenth week, gazing at sides and ceiling of carriage and at objects (48). HEARING.--Sixteenth week, head turned toward sound with certainty of reflex (85). FEELING.--Seventeenth week, eyes are closed when a drop of water touches lashes (103). Fourteenth week, sleeping child throws up arms at sudden touch (106). ORGANIC SENSATIONS AND EMOTIONS.--Pleasure in grasping at objects (142). Fifteenth week, intervals between meals three or four hours (155). Sleep lasts five or six hours (162). Twenty-second week, astonishment at seeing father after separation (173). Fourteenth week, smile of satiety. Seventeenth week, joy in seeing image in mirror (297). WILL. _Reflex Movements._--Fourteenth week, right hand to right eye (220). _Instinctive Movements._--Fourteenth week, hands hold objects longer and with contra-position of thumb. Fifteenth and sixteenth weeks, no intentional seizing. One hundred and fourteenth day, ditto (246). Seventeenth week, efforts to take hold of ball; ball moved to mouth and eyes. One hundred and eighteenth day, frequent attempts at seizing; following day, grasping gives pleasure (247). Fourteenth week, head seldom falls forward. Sixteenth week, head held up permanently (264), this the first distinct manifestation of will (265). Fourteenth week, child sits, his back supported (267). Seventeenth week, biting (261). _Imitative Movements._--Fifteenth week, beginnings of imitation; trying to purse the lips (283). Seventeenth week, protruding tip of tongue (284). _Expressive Movements._--Sixteenth week, turnings of head and nodding, not significant; head turned away in refusal (314). _Deliberate Movements._--Fourteenth week, attentive looking at person moving; one hundred and first day, at pendulum swinging (48). Fifteenth week, imitation, pursing lips (283). Sixteenth and seventeenth weeks, voluntary gazing at image in mirror (343). INTELLECT. Intellect participates in voluntary movements (I, 338).