How were the offices arranged back in the 50-60s ?

Hiya guys, I'm a pupil and I work on this workplace constructing inbuilt late 50s in Belgium. I want to add to the plan a proposal of what the format of those places of work might appear to be again within the time, however I’ve 0 details about it. Have you learnt any references of workplace plan within the 50-60s for small closed places of work like this I might test ?