A description of how the cotta is constructed and built into a fort and the 1955 earthquake, which damage some portion of the fort.
Info
| Type of Material | Not specified |
| Research Publication Address | Not specified |
| Year Published | 1981 |
| Author | DAOMILAS, Ramon N., 1981. |
| Research Location | Mindanao State University - Iligan Institute of Technology, Iligan City MSU-IIT, Iligan City |