Mount Cenis Restharrow (ononis Cristata)
Bob Gibbons
Mount Cenis Lousewort (pedicularis Cenisia) In Flower
Bob Gibbons/science Photo Library
Mount Cenis Restharrow (ononis Cristata) In Flower
Bob Gibbons/science Photo Library
Compressed Air Rock Drill
Universal History Archive/uig
Pneumatic Boring Machine In Use During 1869
Science Photo Library
Drilling Machine With Diamond Bit
Universal History Archive/uig
Diamond-tipped Drilling Machine
Collection Abecasis