Tag 'start_date = 1988'

Value histogram for key 'material'

• 7: sandstone
• 3: concrete
• 3: steel
• 3: marble
• 2: bronze
• 1: rock
• 1: stahl,_kupfer,_beton
• 1: colored ceramics
• 1: glass concrete
• 1: granit,_naturstein,_beton
• 1: stone