Tag 'railway:signal:minor = DE-ESO:sh1'

Value histogram for key 'source'

• 8: estimate; extrapolate; survey
• 3: extrapolation; survey
• 3: bing; survey
• 2: bing; estimate; survey
• 2: bing;estimate;extrapolate;survey
• 2: bing; estimate; extrapolate; survey
• 2: survey
• 1: bing; extrapolation; survey
• 1: estimate; survey