Seventy-four years after a Pan Am flight crashed into the water off Puerto Rico, killing 52 people and prompting sweeping reforms including preflight passenger safety briefings, an aviation search team has found the wreckage sitting on the ocean floor. A follow-up photographic survey conclusively identified the plane, with images clearly showing the iconic winged Pan American logo and aircraft name still legible, according to Discovery's release. Advertisement AdvertisementAdvertisement AdvertisementThe aircraft had life rafts and personal flotation devices for all aboard, according to the Pan Am foundation. Both were very emotional and gratified when they were told that wreck had finally been found, Gates told CNN's Boris Sanchez. "Having had the cabin crew establish their authoritative position before a flight would make both their task and their message more effective when it mattered most," Doug Miller, with the Pan Am Historical Foundation, told CNN.