Show X-Ray X Now Applicable to Construction Work No longer will wUl It be necessary to guess at nt the location of at pipes wires and beams within walls or floors of of- of buildings which are to be repaired or remodeled In the research laboratory there has been developed a portable ray X-ray outfit which makes It possible to see within and through walls The location of elbows In pipes of ot main rafters and of wire connections becomes becomes becomes be be- comes an easy matter Complicated arrangements of high voltage equipment and protective devices devices devices de de- de- de vices making the use of rays X-rays a Job for the specialist only are no longer necessary necessary With the new new equipment developed by Dr W. W D. D Coolidge and his associates X-ray X apparatus has been made indeed portable and safe Complete In all aU of ot Its details the newest newest new new- est cst outfit weighs only 20 pounds and can be parried currIed with ease All of or the equipment Is mounted ina In Ina Ina a small wooden carrying carr case The resulting ray X-ray generating unit with Its compactness ease of ot manipulation and freedom from front c external ter al electrostatic ic field foul seems especially well adapted for special uses In the trades and In Innumerous Innumerous innumerous numerous lines Unes of physical Investigation tion work It Is merely necessary to connect an tin ordinary extension cord In Inthe Inthe Inthe the nearest socket of the house circuit rays X-rays rays are then produced merely merel by pressing the switch There Is no high l it 11 voltage hazard since the outfit grounded to the container |