Encyclopædia Britannica 1771–1860
Topic · 3 of 8 editions · peak 502 chars

ROCK-CRYSTAL

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EditionAs printedTypeCharsLocationvs. previous
2nd ed. (1778–83) ROCK-CRYSTALarticle502vol. 9, p. 6739
4th ed. (1810) ROCK-CRYSTALarticle170vol. 18, p. 103
6th ed. (1823) ROCK-CRYSTALarticle168vol. 18, p. 103revised · J 0.74