London: Vinton & Co., 1902. First edition thus. Hardcover. Bound in contemporary 1/2 green morocco and boards by Bayntun of Bath; octavo; (vii), 212 pp. Frontispiece photograph portrait of the author, 4 plates. Spine faded to pale green, else fine. Spine ornamented in compartments with gilt fishing flies, fish, etc.
Osaka: Hoikusha, 1955. Hardcover. Original green cloth, pictorial jacket, slipcase; , 204 pp., 67 color photo plates (each plate with multiple images of shells), 8.5 x 6 inches. Fine in slightly edgeworn jacket and slipcase. Text primarily in Japanese, though each entry has English language taxonomical descriptions, English language index, as well.