Affichage de 7 résultats

Description archivistique
Two Students Working in a Science Lab
Two Students Working in a Science Lab
Student in a Science Lab
Student in a Science Lab
Henry F. Hall and a Student Working in a Science Lab
Henry F. Hall and a Student Working in a Science Lab
Henry F. Hall and a Student Working in a Science Lab
Henry F. Hall and a Student Working in a Science Lab
Three Students Working in a Science Lab
Three Students Working in a Science Lab
Student in a Science Lab
Student in a Science Lab
Henry F. Hall and Two Students Working in a Science Lab
Henry F. Hall and Two Students Working in a Science Lab