Manuscript called Agal used for house buiding

A manuscript on Feng shui used to choose land, check house facing directions, and suggest fair directions for one to step out of the house. 50 pages. Cham manuscript, bound as a book with threads, fabric cover; written in Cham ink on Chinese paper folded in half; Akhar Thrah script, Akhar Atuel script. Size: 25.5cm x 18cm. The condition of the manuscript is fair.