Before Computers and Internet: 15 Fascinating Color Snapshots of People in Their Offices in the 1970s

That's no mobile phones, no cash points, no computer, no internet - in fact, nothing more than a few flip charts, drawing boards and extra staff.

For decades people have spent the majority of their working lives sitting in offices.

But while offices are still commonplace, today's workplace has very little in common with that of our grandparents' generation. Typewriters have given way to computers, computers and phones have shrunk down to devices we can carry in our pocket and ubiquitous internet means work is always with us, for better or worse.

Here's what work was like before the information age...