Contents:
First Part. Historical account of the Mission of Cayan
1. The first expedition- Father Casimio Diaz
Description of the Igorots by Fr. Diaz
Death of Don Felipe de Ugalde
2. The expedition of 1886-Policy of attraction
3. Cayan mission from 1668 to 1810
4. A title of Maestre de Campo
5.The expeditions of Salazar and Galbey
6. Creation of the District of Lepanto
7. Dispatches 0f 1877
8. Creation of the District of Lepanto
9. General Primo de Rivera's lightning trip to the northern provinces-Mutiny of Bontoc and other districts
10. Evangelistic labors of Father Rufino
Redondo and other missionaries
11. Catalogue of the Politico-Military Commandants of Lepanto-Don Antonio Perea- Don Joaquin Prat y Parella-Don Manuel Mijares-Don Jose Marina-Don Jose Navarro-Don Juan Martin Ferrer-Don Jose Urbano Montero-Don Victor Saenz y Cantero-Don Mariano Lillo y Garcia-Don Luis Sarela y Figueroa-Don Julian Fernandez Visaires-Don ANgel Maldonado y Soler-Don Blas Perez Royo-Don Clemente Dominguez Cuesta

Second Part
1. General description of the Mission of Cayan
2. The district of Lepanto-General description-Location and boundaries-Topography and rivers-Climate and healthfulness-Flora and fauna-Mines and medicinal waters-Lines of communications-Primary instruction, and the reluctance of the governors to build schools for girls-Ideas of an Igorot philosopher and others who are not-Civil and ecclesiastical division-Industry and agriculture-Reforms and criticisms
3. Angaqui: its panorama;education in its schools-Tacbac-Mansiqui-
4. Namitpit-Ululin-Quinali
5. Cervantes-Dain and Cambaguio-Malaya-Pilipil
6. Mancayan-its coffee plantations and copper mines-Suyoc-Location-Opposed opinions about tribute system of Senorers Maldonado and Lillo-Its gold mines and methods for their exploitation
7. Banaao, capital of the Buriks-Mugao and its temples-Resemblances between Japanese Kami and Igorot worship-Dances-Padayan-Its tattooing-Cagubatan and the eelsof its lakes-Cadanaanan:its sewing and filth-Lenga
8.Cayan-Its industry-Plantations-Customs of the Burik Igorot-Catechuments-Tadian-Its pine groves-Poem of Father Tombo-Cyclopean walls of its fields-Slap Inn-The journey of Weyler and his fantastic experiences-Magueymey,now Balao
9. Lubung:Its plantations and the Busao race-Masla:Its disobedience and punishment-Sumadell-Captain Antonio and his religious beliefs
10. Besao-The Busao race-Burning of the tutelar gods of Payeo-Dances-Banguitan
11. Guinsadan:Its state of culture-Ibanao-Warlake character of its inhabitants-Lesseb
12. Bauco-Otucan-Vila
13. Sabangan-Pingad-Namatec-Gayan
14. Bagnen-Data
15. Politico-Military District of Bontoc-General description
16. Bontoc-Villages which make up this mission: Samuqui-Alap-Balili-Dalican-Guina-ang-Tutucan-Talubing-Malecon-Caneo-Mainit-Ambay-oan-Betuagan-Barlig-Inapuy-Elias-Balingao or Balanga
17. Sagada-Villages this mission: balugan-Anguilen-Tacon-Fidelisan-Tanulon-Agua-Tetepan-Antadao
18. Sacasacan-Villages that make up this mission:Sadanga-Poquitan-Piquigan-Baliuang
19. Basao and its villages
20. General description of the Politico-Military
District of Tiagan
21. Race, character and condition of these inhabitants:their customs,and civil or religious festivities
22. The Mission of San Emilio (1892)-Villages of this mission: Baang-Bugui-Sibsibu-Tobalina-Paltoc-Limpa_Pilar-Terrero-Lancuas
23. The Mission of Conception and its villages:Ananao-Ampayao-Anaben-Alfonso XII-Lin-ey-Matbo-Amamsan-Salazar-Vito
24. Politico-Military Commandancy of Quiangan
25. The Mssion of Sapao
26. The Misson of Banaue and its villages
27. Commandancy of Cabugaoan
28. Commandancy of Amburayan-Mission of Cabacaan-1984-Alilem-1984-Suyo-1984
29. Province of Abra-Bangued, founded in 1958-Bucay(a Labon), founded in 1847-Tayun, founded in 1626-1803-Dolores(a Bucao), pueblo 1869 and parish in 1886-Alfonso XII(a Patoc)-1884-San Jose: Town 1848-LaPaz-1832-San Juan 1750-1884-1895-Pilar:1884 and Villa-vieja 1854

Appendix I. Report of the Reverend Father Provincial Fray Pedro Velasco concerning the flourishing state of the missions of Benguet and the causes that motivated their abandonment
Appendix II. Report concerning the state of Cayan in 1811 by Don Jose Garcia
Appendix III. History of the first datos who, coming from Borneo, peopled these islands, as told in an old manuscript which was supplied to me by the people of Janiuay, in the year 1858, and which translated into Spanish says as follows
Appendix IV. Brief statistical summary of the "pagans" and "savages" who existed under the spiritual administration of the Rev. Augustinian Calced Fathers, according to the date of 1898