National Geographic : 1935 Jul
AIR-MINDED PITTSBURGH OFFERS A SPACIOUS HARBOR FOR SHIPS OFTHE SKY At this progressive city, where Samuel Pierpont Langley attempted a flight in a flying machine in March, 1891, thesplendid Allegheny County Municipal Airport pro vides facilities which would amaze that courageous aviation pioneer. The field covers 470 acres. Runways are pavedwith slag and tar. Leveling thearea entailed one of the biggest dirt-moving contracts ever let in western Pennsylvania. This modern airplane depot, with its radiatinghighways and parking spaces, isanaerial cross roads between bustling Pittsburgh and other big cities, now hours and minutes away instead of weeks and days.