Popular subjects on coasters from Baden-Wuerttemberg and Bavaria:

Wheel, Key

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Wheel (German "Rad")	Baden-Wuertt., county: Göppingen (Nordwürttemberg), brewery out of operation 1945	Baden-Wuertt., county: Göppingen (Nordwürttemberg), brewery out of operation 1995	Bavaria, county: Günzburg (Schwaben), brewery in operation	Baden-Wuertt. (Südbaden), brewery out of operation 1963
Key (German "Schlüssel")	Baden-Wuertt., county: Heidenheim (Nordwürttemberg), brewery in operation	Baden-Wuertt., county: Tuttlingen (Südbaden), brewery out of operation 1974	Baden-Wuertt. (Südbaden), brewery out of operation 1968