Encyclopædia Britannica 1771–1860
Topic · 1 of 8 editions · peak 189 chars

GREYWACKE

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EditionAs printedTypeCharsLocationvs. previous
8th ed. (1853–60)GREYWACKEarticle189vol. 11, p. 64
8th ed. (1853–60)GRAYWACKEcross-reference25vol. 11, p. 8