Bomb Scare At Synagogue, Bomb Detonates At The World's Fair

A mysterious phone tip leads to the discovery of a strange package, which is examined under a fluoroscope. A bomb explodes at the British pavilion during the world's fair, resulting in the deaths of two police experts. Despite advanced scientific tests, the investigation yields no final clues. The police issue a public appeal, offering a $26,000 reward for information leading to the capture of the bombers.

What was discovered in the British pavilion at the world's fair on July 4th?

What measures were taken by the police to address the bomb scares?

What was the reward amount offered for information about the bombers?

Who made the appeal for information regarding the bombers?

What location was provided for individuals to communicate information to the police?