Thank you for viewing. I purchased this new at the beginning of this year. I didn't use it extensively, but rather went through parts of it once. I checked all the pages before listing it, and there were no markings, but please understand if I overlooked anything. "Systematic Approach to Difficult Problems and How to Solve Them: Physics - Mechanics, Heat, and Waves" Tsugio Hattori Price: ¥1700 #TsugioHattori #Tsugio_Hattori #book #nature/physics