| | | Inches. |
| Greatest circumference, | 22¼ |
| From | Occipital Spine to Individuality, over the top of the head, | 14 |
| ... | Ear to Ear vertically over the top of the head, | 13 |
| ... | Philoprogenitiveness to Individuality (greatest length), | 8 |
| ... | Concentrativeness to Comparison, | 7⅛ |
| ... | Ear to Philoprogenitiveness, | 4⅞ |
| ... | Ear to Individuality, | 4¾ |
| ... | Ear to Benevolence, | 5½ |
| ... | Ear to Firmness, | 5½ |
| ... | Destructiveness to Destructiveness, | 5¾ |
| ... | Secretiveness to Secretiveness, | 5⅞ |
| ... | Cautiousness to Cautiousness, | 5½ |
| ... | Ideality to Ideality, | 4⅝ |
| ... | Constructiveness to Constructiveness, | 4½ |
| ... | Mastoid process to Mastoid process, | 4¾ |