Show THREATEN WORK Engineers and Conductors on Mex Mexican jean ican Railroads to Place Demands Before Man Manager ger Mexico City Jan to a report from reliable sources here tonight members of the Mexican branches of the Order of Railway Conductors and of the Brotherhood of Locomotive ve Engineers now employed on the National Railways of Mexico will resign in n body Friday unless their representatives are satisfied with the result of the conference with the railway management before that time Joint committees of the engineers and conductors will have a conference tomor tomorrow tomorrow row with General Manager Clark of the National Railways of Mexico n It Is said that conductors and engineers have decided to stand together In their demands and that they have been assure assured b by members of the two orders in the United States that union men there will refuse to handle freight to and from flom Mexico If terms are not agreed upon Reports tonight are to the effect that engineers and condUctors will demand recognition of their union and a plain statement of the attitude of the railroads toward foreign employ s TheY will ask ft far assurance that will not be discriminated against J |