| Publication Type: | Journal Article |
| Year of Publication: | 1907 |
| Authors: | H. Christ |
| Journal: | Philippine Journal of Science. Manila |
| Volume: | 2 |
| Start Page: | 153 |
| Pagination: | 153-188 |
| Short Title: | Philipp. J. Sci. |
| Publication Type: | Journal Article |
| Year of Publication: | 1907 |
| Authors: | H. Christ |
| Journal: | Philippine Journal of Science. Manila |
| Volume: | 2 |
| Start Page: | 153 |
| Pagination: | 153-188 |
| Short Title: | Philipp. J. Sci. |