London: The Encyclopaedia Britannica Company, Ltd., [1910-22]. Sixteen double volumes, quarto, encompassing the twenty-eight volumes of the 11th edition, the index volume and three additional volumes to make the twelfth edition. A little light wear to binding extremities, but a fine, clean copy of this very desirable edition. Half brown morocco over burgundy cloth boards, gilt spines, top edge gilt. Item #14615
The eleventh edition is generally regarded the best scholarly edition.