Figure 18. Sometimes SLMs and Mesopotamian goggles are confused with European ‘Alpine’ goggles, recognizable by their U shaped vents/retaining tags. These were made from 1900 to now, in Switzerland, France, Austria, Italy, Germany and latterly in the US. Sold in ski resorts and mountain shops throughout the world. German/Austrian Mountain Troops (Gebirsjager) wore a hotchpotch of goggles, including styles like these, but so did most skiers and mountaineers 1900-1960s.