DescriptionBlack-and-white photos, two, of Port Authority officer in catwalk car, Lincoln Tunnel, August 25, 1960. Two prints, size varies; captioned, text varying. Photo probably taken for Port of New York Authority as publicity photo; copy 2 issued by Associated Press. Photo 1: 6" x 8" print (trimmed 8" x 10 print.) No photographer indicated. Reverse has mimeographed caption trimmed and taped to it. Text: Better Than Walking. Port Authority officer demonstrates self-propelled catwalk car, intended to hasten traffic supervision and bottleneck relief, near Manhattan end of the Lincoln Tunnel in New York Aug. 25. Demonstration was held in 2,200 - foot section of the 8,000 foot tunnel, which connects New York City with New Jersey. Vehicle is driven by an eight horsepower gasoline engine. Car is supported by single rubber-tired wheel and aided by stabilizing wheels on track underneath. At present, Port Authority officers patrol the catwalk on foot. 8/25/60 Photo 2: 8" x 10" with integral caption in image to the right; AP Wirephoto stated in caption and as stamped on reverse plus inkstamp date of Aug. 30, 1960. (Other marks indicated this photo is from a newspaper morgue.) Text: (NY25) New York, Aug. 25 - TUNNEL PATROL TAKES TO WHEELS - Port Authority policeman rides self-propelled catwalk car near Manhattan end of Lincoln Tunnel connecting New York and New Jersey during demonstration today. Car is powered by eight horsepower gasoline engine and is supported by a single rubber-tired wheel and aided by stabilizing smaller wheels on track alongside wall. Demonstration took place in a 2,200-foot section of the 8,000-foot tube. Car is intended to hasten traffic supervision and to rush police to bottlenecks in the tunnel (APWirephoto) gww51600AC)1960