Manhattan Project Shield Window Fragment decade-2024 we've also included a small

we've also included a small desiccant pack inside the specimen jar

including Wyoming’s state fossil: Knightia eocaena

with some growing to 10 feet tall

are often found scattered among unrelated remains

The color choices reflect the dominant color of each piece

Manhattan Project Shield Window Fragment decade-2024 we've also included a smallThe Manhattan Project was the codename for the research and development effort which allowed the United States to rapidly develop a series of atomic breakthroughs during World War II, including the first industrial scale plutonium production reactor and the first atomic bombs. This enormous project involved over one hundred thousand scientists, engineers, technicians, and construction workers at more than 30 sites across the United States, including