----- 北吕宋岛的头部猎人:从伊富高到卡林加,穿越吕宋岛北部的山脉;随着菲律宾独立的附录
In 1910 the Secretary of the Interior of the Philippine Islands did me the honor to invite me to accompany him on his annual tour of inspection through the Mountain Province of Northern Luzon. In the following pages I have tried to describe what fell under my notice during the journey, with such comments, observations, and conclusions as seemed pertinent.
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