Included in this category are general works that are a part of the rich history of SIL.

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The Agta People is a photographic reflection of the demographic and cultural change of the Casiguran Agta people over the past half century. This book contains 1,054 photographs of Agtas, taken by the Headlands from 1962 to 2010.
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Dooley, Robert A., Mary Ruth Wise and Isabel Murphy, editors
Samples of the products of fifty years of SIL International’s work in Brazil range; includes some out-of-print articles and others available for the first time in this volume. Approximately half of the book is in Portuguese.