| Show invents mechanical aid to guide city visitors columbus ohio the Tele gulde a mechanical aid to strangers has hag made its appearance in columbus the device an invention of michael abel consists of a large scale map of the central portion of the city over which are scattered little lights corresponding to various public buildings places of interest and business firms each light Is numbered and on a large directory board the stranger seeking the location of the county courthouse on referring to the directory finds it Is number he steps to an instrument similar to an automatic telephone and dials a number light glows marking the courthouse three Tele guides constructed at a cost of will be available to the public soon one will be installed in the union station the others will be ba placed in the cites two largest hotels it was said that negotiations were under wa way r for installing ldes at the century of progress at chicago next year to direct visitors to the various barlou a exhibits |