1890 Estudiantes en el laboratorio de anatomía Halifax Canadá › Nova Scotia › Halifax Regional Municipality › Halifax
1936 Milicianos socialcomunistas Madrid Centro España › Madrid › Madrid › Madrid › Centro › Madrid Centro
1953 El CMB " Elizabethville " en el puerto. Santa Cruz de Tenerife España › Canarias › Santa Cruz de Tenerife
1935 Enllustradors de calçat. Heraklion Grecia › Creta › Heraklion Regional Unit › Heraklion › Heraklion
1912 The Flint Cotton Mill Fall River Estados Unidos › Massachusetts › Bristol › City of Fall River › Fall River
1937 Five-tube chassis assembly line Camden Estados Unidos › New Jersey › Camden › City of Camden › Camden
1920 Interior of Marble Safety Axe Company (now Marble Arms) Factory Gladstone Estados Unidos › Michigan › Delta › City of Gladstone › Gladstone
1951 An assembly line at Zenith Electronics Chicago Estados Unidos › Illinois › Cook › Chicago › Chicago
_-_1890---w800.webp "La bancarella di un pescivendolo")
_Factory_c.1920_Gladstone_Michigan---w800.webp "Interior of Marble Safety Axe Company (now Marble Arms) Factory")
