Show TWO NEW CORE DRILLS PUT OUT BY THE SULLIVAN MACHINERY CO ever on its toes to meet the exacting 1 requirements and expectations of a discriminating clientele in in the metal mining and kindred industries the sullivan machinery company announces in bulletins nos 80 D and just out the outstanding features of the new baby nair diamond prospecting drill and the bravo diamond core drill for hand gasoline engine or motor drive these newly designed machines have been brought out in response to the needs of modern mining methods the baby nair is particularly suited for underground prospecting where short holes are required for blocking out ore bodies quickly and conveniently with a specialized ciali zed precision instrument designed especially for boring holes at any angle and for removing the actual core sample of cf the formation penetrated the scientific and economic development of mines can be carried on with increased economy and safety the bravo drill is in appearance similar to and performs the same tasks as the old bravo drill used by mining engineers for over thirty years in in all parts of the world it is however a completely redesigned designed re 1 machine bringing 1 to mining men a brand new machine which will perform the purposes of the old bravo with greater speed economy and convenience while the greatest use of these machines is now found with either gasoline engine driven or electric motor drive hand cranks are still available for regions or countries in which custom clings to the use of hand operated drills there is no more popular instrument for shallow mineral prospecting for testing quarry lands or for enin engineers test borings bolings bo rings or even for oil field structure testing than the ithe bravo diamond drill |