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54 'w I L ME T T E LI F E October 4. 1929 Here. the subtl~ties of modem illumination enhance the richness of ancient Gothic lines. LIGHT'S GOLDEN JUBILEE ( ~~ Sky Harbor-Chicagoland's newe&t aviation center -relies on proper illumination to beckon flyers and guide them to safe landing ago, on October twenty-first, 1879, Mr. Thomas A. Edison announced the success of his incan· descent lamp. In addition, he initiated the system by which electricity is produced and distributed for light and power. These inventions marked the beginning of widespread changes in living and working conditions. Cities have been transformed; homes have been n1ade more beautiful, more comfortable, more healthful; travel has become more rapid, safer and more enjoyable; enlightenment has spread; amusements have multiplied; the opportunities for useful employment have been widened immeasurably; and innumerable conveniences that were unknown have become commonplace. Never in the history of the world have the benefits of any other invention been enjoyed by as many people as are participating in the· advantages that electric light has brought to mankind. Throughout every civilized country the~e is reason tor rejoicing because of the achievement that is being cele. brated in this year ol Light's Golden Jubilee. FIFfY years The old Dutch Mill of the Fo% River J'alley is shown in resplendent relief -one of the many striking efferu uchie4'ed through modem illumination. PUBLIC SERVICE COMPANY OF NORTHERN ILUNOIS JOSEPH W. KEHOE. District Manager 1141 Cen1ral Ave . . Wilmette . Phone Wilmcrte 2899