Observations Made By Folkmar (See Album of Philippine Types, Manila, 1904)
37 Males of Ilocos Norte
| | | Average |
| Height, standing | meters | 1.593 |
| Length of head | " | .180 |
| Breadth of head | " | .151 |
| Length of nose | " | .055 |
| Breadth of nose | " | .040 |
| Cephalic index | 84.39 |
| Nasal index | 73.12 |
Page 249
59 Males of Ilocos Sur
| | | Average |
| Height, standing | meters | 1.596 |
| Length of head | " | .177 |
| Breadth of head | " | .150 |
| Length of nose | " | .053 |
| Breadth of nose | " | .039 |
| Cephalic index | 85.06 |
| Nasal index | 72.95 |
31 Males of Union Province
| | | Average |
| Height, standing | meters | 1.590 |
| Length of head | " | .176 |
| Breadth of head | " | .151 |
| Length of nose | " | .050 |
| Breadth of nose | " | .039 |