(1842). The Encyclopaedia Britannica, or, Dictionary of arts, sciences, and general literature (7th ed., with preliminary dissertations on the history of the sciences, and other extensive improvements and additions ; including the late supplement, a general index, and numerous engravings.). Adam and Charles Black.

The Encyclopaedia Britannica, or, Dictionary of Arts, Sciences, and General Literature. 7th ed., with preliminary dissertations on the history of the sciences, and other extensive improvements and additions ; including the late supplement, a general index, and numerous engravings. Edinburgh: Adam and Charles Black, 1842.

The Encyclopaedia Britannica, or, Dictionary of Arts, Sciences, and General Literature. 7th ed., with preliminary dissertations on the history of the sciences, and other extensive improvements and additions ; including the late supplement, a general index, and numerous engravings. Adam and Charles Black, 1842.