Born-Digital or AnalogAnalogTranscriptDenver. Traffic signals. School.. gets new, time: clock stop signs to protect pupils. 1949 flew traffic syatem starts on . 4th 11 . Signals in middle of block. Post Yr 9 r49 p.1 Sheridan blvd-gets new lights. Post Ur 31 149-p.29 East 40th, .-York signal lights-in operation. Post A lfi t49 g.21 Contracts let for $59,000 for new electronic traffic control system. Post D 30 '`43 p.3 City to set up 114.new signal lights: cost $100,000. 0 Post Nr 2 150 p.1CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng