Imprimir vista previa Cerrar

Mostrando 2 resultados

Descripción archivística
World War, 1939-1945
Opciones avanzadas de búsqueda
Imprimir vista previa Ver :

2 resultados con objetos digitales Muestra los resultados con objetos digitales

Certified Instructor Gas and Bomb Defense

Harris's "Certified Instructor Gas and Bomb Defense" card. The University of Minnesota required that chemistry graduate students become certified instructors in gas and bomb defense in case the US was attacked.