The study presents a grammar of Eastern Bontoc, an Austronesian language of the northern Philippines that includes five village dialects and has about 8,000 speakers. Data are from transcribed recordings of primarily one dialect, gathered in 1977-80. The discourse-oriented grammar is outlined in six chapters: an introduction to the language, its speakers and dialects, the scope of the study, and principles of segmental phonology and morphophonemics; theoretical considerations concerning discourse-level structure, classification of discourse genres, and other structural concerns; patterns of structure from word to sentence level; aspects of behavioral discourse genre; characteristics of expository discourse genre; and conclusions. The appendix contains transcripts and translations. (Contains 69 references.) (MSE)