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McHenry Laundry Complete Laundry Service 20y'o Discount on Cash and Carry Bundles of $1.00 All Services Wet Wash, Rough Dry, Hydro and. Finished Waukegan R.d., McHenrryr IlL Telephone McHenry 189 that's whdt the Statistician -dnd does fo, industry Drrr*rTE knowledge of "where we are,, and "what lies ahead" is as vital in business as in flying. For this expert navigating, the Bell System has long relied upon statisticians. These men study present and prospective industrial, economic and social conditions in all parts of the country. They gather facts-analyze them, correlate them, discover their significance to the telephone business, draw guidance from them. They study and forecast the changing requirements of the public for telephone service. They estimate the probable future demand for new services, such as radio telephony to foreign lands and ships at sea. They keep the executives advised as to current progress towards the objectives thus carefully determined. Only by plotting a course scientifically can the Bell System continue to develop along progressive lines. ILLINOIS BELL TELEPHONE COMPANY