For sale is the 1916 #392 the Root & VanDerVoort 1HP and larger horizontal hit Miss Engine Instruction Manual. 32 pages. Full 8 1/2"x 11". Front and back are heavy card stock. Reprint of all the required informantion to care for and operate the engine 1HP and larger. Tons of great info for the care and operation of the different engines. A great addition to any collection. Looking for #206, the 1915 edition of the parts manual. I have only 3 pages.. missing a few to make a reprint. thanks