Marl extraction by ENCI Description: Excavations in a marl quarry by ENCI Date: 1950 Keywords: excavations, workers, cement industry, excavators, marl, quarries Institution name: ENCI ( First Dutch Cement Industry)

---

Size: 2221px × 3151px
Photo credit: © BNA Photographic / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: