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Surveyor operating the dumpy automatic level instrument at const
Geological study of terrain movements
Engineer operating the dumpy automatic level instrument at const
Aerial view of colorful hills and mountains in a scenic landscape
Exploring Kalysan Canyon in Socotra with unique rock formations and emerald waters
Engineer instructing while operating dumpy automatic level instr
Surveyor gesturing after taking readings of dumpy automatic leve
Geology researchers analyze various types of rocks and minerals in a laboratory setting
Geology researchers analyze various types of rocks and minerals in a laboratory setting
Earth Science Museum - Rio de Janeiro, Brazil
