1945: Worthingtonite Helped Keep Atomic Secrets

1945: Worthingtonite Helped Keep Atomic Secrets
1945: Worthingtonite Helped Keep Atomic Secrets
1945: Worthingtonite Helped Keep Atomic Secrets
1945: Worthingtonite Helped Keep Atomic Secrets

1945: Worthingtonite Helped Keep Atomic SecretsFrancis Hand, a former Worthingtonite, helped keep the secret of the atomic bomb.