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ashlar square hewn stone; quarrystone; rubble | |||
quarry stone, rubble stone; rubble stone | |||
quarry-stone | |||
cobble (zwischen 64 und 256 mm Durchmesser); crushed stone; quarry stone; rubblestone | |||
dimension stone | |||
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ashlar; dressed stone |
Bruchstein: 42 phrases in 5 subjects |
Coal | 6 |
Construction | 14 |
Materials science | 4 |
Metallurgy | 1 |
Transport | 17 |