Page:Supplement to the fourth, fifth, and sixth editions of the Encyclopaedia Britannica - with preliminary dissertations on the history of the sciences - illustrated by engravings (IA gri 33125011196181).pdf/51

 The Editor has much pleasure in enumerating the names of those who have engaged to honour the Work with their co-operation:

It only remains to be mentioned, that, at the end of each Volume, there will be given a Key to the marks annexed to its Articles and Treatises; by