Professional population on Earth

Engineering team occupational groups and the Earth

Professional population on Earth

Professional men and women from the Earth's background

Professional population on Earth

Professional men and women from the Earth's background

Engineering team occupational groups and the Earth

Professional men and women from the Earth's background

Professional population in the Earth context

Professional population on Earth

The architect who looked at the engineering drawings

He's a foreign professional

Pre-Earth occupational population

Professionals from the Earth's background

Professionals on Earth

A professional woman in a helmet

Professional stock market personnel

Construction workers and engineering vehicles

Welding engineer

The man who looked at the drawings on the site

He's drawing the hand that's drawing the design

Drilling workers

Geological exploration

Light bulbs and team characters