Moon Township Appeal

Opinion by

Mr. Justice McBride,

This appeal is from the original and supplemental orders of the court below assessing local taxes upon the Greater Pittsburgh Airport property owned by Al legheny County. The controversy began in 1953. In that year the Allegheny County Board of Property Assessments (hereinafter referred to as “Board”) made the original assessment of the airport and declared the entire property tax exempt. The Township of Moon and Moon Schools Union School District (hereinafter referred to as “appellants”) appealed to the Board and subsequently to the Court of Common Pleas, 1…