From: JOSEPH P CROTTY BELL SYSTEM EXHIBIT NEW YORK WORLD'S FAIR World's Fair, New York Tel: 212-370-9320 FILLERS Telephone directories for more than 150 cities are available in the public telephone center in the Bell System Exhibit at the New York World's Fair. Yachtsmen at the New York World's Fair Marina in Flushing Bay can make phone calls without leaving their vessels through a unique "ship-to-shore" telephone service. The typical hostess at the Bell System Exhibit at the World's Fair is five feet five inches tall, weighs 120 pounds, is 25 years old and has worked for the Bell System for five years. Television programs to and from the New York World's Fair will be relayed through a 140-foot high microwave tower that is a working part of the Bell System Exhibit. All public telephones at the New York World's Fair are equipped with push-buttons for Touch-Tone calling. More than 175,000 telephone calls a day are being made to and from the 6,500 telephones at the New York World's Fair. Some telephone booths at the New York World's Fair are large enough to hold an entire family. A feature of the Bell System Exhibit at the New York World's Fair is a 17-minute ride past a series of dramatic scenes which trace the development of communications from smoke signals to satellites. The 400-foot long Bell System Building at the New York World's Fair appears to be a floating wing. Bell Telephone Laboratories is conducting a research project at the New York World's Fair on the experimental Picturephone, which enables callers to see each other as they talk on the phone. Some 300 emergency call boxes located in all parts of the World's Fair grounds will make it easy for fairgoers to summon quickly the Fair's own police, fire department or ambulance service. An actual Telstar communications satellite is on display at the Bell System Exhibit at the New York World's Fair.