Show the h engineering ng ing department P ar tin alt of the national nati onal S supply aft ap pp y X T com companies P ant es is now prepared to furnish designs and estimates for complete installations stal lations for gasoline plants machine shops power plants and natural gas transmission and boosting equipment we are in a position to furnish C G cooper company engines ingersoll rand compressors and vacuum pumps ajax steam drilling engines superior gas engines steel buildings and A all other appliances needed for oil gasoline and natural gas production you will find a N S co branch store in every important oil or gas field in north america THE NA NATIONAL 0 A SUPPLY COMPANIES PRINCIPAL OFFICE S LOS ANGELES CAL NEW YORK N Y independence KANSAS PA PITTSBURG I 1 TOLEDO OHIO |