al-Usool min 'Ilm al-Usool written by Shaykh Muhammad Saalih al-Uthyameen is a book in the Fundementals of Usool al-Fiqh. It is a paper back book that is printed on yellow paper. It contains 103 pages. Also check out the Shaykh's Explanation of the book!

al-Usool min 'Ilm al-Usool الأصول من علم الأصول