Mini Sub detects the presence of something under Lake Ontario that baffled the Army and scientists alike

The First Of Its Kind

After some successful test Avro started building the real Arrow in 1955. The first model was launched in October 1957. However, the launch was a flop as another event overshadowed it. The Russian launched the satellite Sputnik 1, the first satellite to orbit the Earth which literally dominated the whole world with its success.