Arbeit als ein entscheidender, die Lebensverhältnisse verändernder Faktor wurde hier anschaulich gemacht und begrifflich definiert. ###>In dioramas and small model landscapes, visitors could see what the first human beings on the earth did and how trades and professions developed from the advanced civilisations of the Greeks and Romans up to the present day. Work, as a decisive factor which shaped and changed people’s lives, was made graphic and conceptually defined.