Arizona republican., 1919-01-21
TRACTOR DEMONSTRATION TO CONTINUE TODAY

field given over to commercial pur- poses west of the Mississippi river.
 The aerial mail service was also touched upon by the executive, who spoke of the success it has already gained and the reduction made pos sible by that success in aerial mail rates, until now airplane delivery of q letter costs only three cents more than railroad delivery. The great future of aviation in commercial use was spoken of, with the statement that by spring % aviation mail fields will be in use with thousand planes turned over from the war department for the work
 Before closing Governor Campbell said, in conclusion, T want to assure everybody that notwithstanding my heavy responsibilities l will be pas senger on the first trip that the plane makes from Phoenix as it's initial flight"
 The governor then completed his dedication by turning q spadeful of sod on the field
 Army Pliers Here
 Besides the governor, his secretary and other notables of the city. the dedi- cation ceremonies were attended by Lieutcnants J. r. Casey and D. $. Bushnell. two army fliers from March Field, Riverside, Cal. who came to Phoenix for the occasion. Both officers are Expecting their release from the service shortly, the war being over. and will probably become members of the staff of expert birdmen the aerial stage company will maintain. The ceremonies once OVer the tractor demonstration on the field began, the | hundreds of spectators showing almost as great an interest in it as they had in the dedication. Five tractors took part during the afternoon, the Case model furnished by Fogel, Can't and Strong and the Cleveland caterpillar owned hy J. E. Wood. ] 000 West Adams street being the first to arrive The Interna- tiOnal Titan" and " Mogul" models entered by the Q. $. Stapley company of Phoenix and Mesa arrived shortly after and the Fitch Four Drive came last, making a successful trip in iron it's agency at the Fred Walsh company 1 at Glendale.
 Tractors Get Busy
 The work of the tractors was fol lowed closely by the crowd. and eacf machine found ready supporters. | was after o'clock before the work go well under way, but after that every model engaged made a good showing dragging blows. discs and heavy iro1 drags with equal ease over any portion of the grounds.
 The Titan and Mogul tractors dem onstrated by the Stapley compan! were the heaviest in action, and mad remarkable progress, arOusing grea interest from the crowd which con tained many farmers and ranchers.
 The Case and Fitch models alst aroused much attention, doing yer, good work for their weight.
 All but one of the tractors which en gagged in the competitive demonstra tion yesterday will again show thei practicability this afternoon, thi morning being devoted to clearin; away the desert growths that cover large part of the field. The machin which will drop out today is the Cleve land, a sturdy little caterpillar mode reminiscent of the whippet tank whicl attracted attention yesterday by it quick ease of maneuvering.
 Work Continues Today
 This model was loaned by AIr. Wood it's owner, to the demonstration, but h is compelled to use it on his own rancl today C. B. Neiswender of Smitl Brothers, Los Angeles CIevelan, agents, attended the demonstration and is here looking over the field, to ward establishing a local agency fo this model
 l. Even a larger crowd than that Whicl turned out for yesterdays demonstra