Hiroshima City: Looking toward center of explosion. The building to extreme right is the Sanwa Bank. The building to the right and in the background is the Agricultural Exposition Hall. Note: Peculiar nature of explosion in blasting away only the upper-front-right corner of the second building from the left. Note - the backbround steel tower between the second building from the left and the Agricultural Hall. The center of explosion is about 500 meters above the mid-point of the line joining this steel tower and the Agricultural Exposition Hall.