2 images. Air Reduction Plant, 13 January 1958. John A. Hill (Pres. of Air Reduction Co. of NY); Emmett W. MacCorkle Jr. (V.P. in charge of Airco LA Dist.); Harold A. Etter (Pres. of Airco Pacific).; Caption slip reads: "Photographer: Rustan. Date: 1958-01-13. Reporter: Adler. Assignment: Air Reduction plant. 85-86: John A. Hill, president of Air Reduction Company, New York. 5-6: L-R: Enmett W. MacCorkle Jr., Vice-Prexy in charge of Los Angeles District; John A. Hill, president of Air Reduction Company, NY; and Harold P. Etter, president of Arco Pacific."