ตึก empire state สร้างเสร็จภายในปีเดียวครับ นี่เป็นเรื่องในปี 1930
1930: On March 17, construction of the Empire State Building began. Under the direction of architects Shreve, Lamb & Harmon Associates, and a peak labor force of 3,000 men, framework rose at a rate of 4 ½ stories per week.
1930: The masonry work for the building, which began in June of the same year, is completed on November 13.
1931: On May 1st, President Hoover presses a button in Washington, D.C. officially opening and turning on the Empire State Building's lights.