Original engineering textbooks in excellent condition. * All books are clean. * Mechanical and Electrical Equipment for Buildings book is new and sealed. * Mechanics of Materials book has some light writing and a few folded pages. * Engineering Fluid Mechanics book has circles drawn in pen around numbers of a few questions only, with no notes on the content. * Selling each book individually or as a complete set Books: * Principles of Solar Engineering – 100 SAR * Mechanics of Materials – 140 SAR * Engineering Fluid Mechanics – 140 SAR * Mechanical and Electrical Equipment for Buildings – 220 SAR * Construction Specifications Writing – 130 SAR