Schwarkzkopf, Ernst · New York : J. Wiley & Sons ; London : Chapman and Hall · leaf 50
CHAPTER IV PRACTICE EXERCISES HAMMER WEDGES—DRAWING AND ForminG IrRon—Mrat Hoox— S Hoox—StapteEs—NAILS—STRAIGHTENING AND ‘Twist- ING IRON. 29. General Directions. In forging, the apprentice or student must first of all become thoroughly familiar with the various working heats. The great tendency… … Fra. 34.—Correct Grip of the Hammer. The first exercise should be simple, but the lightest material is not necessarily selected. This first exercise is particularly to teach proper heating, and to give familiarity with the use of the hammer and anvil. To handle a forge hammer with advantage and…
Forging
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.