Colour plate A (medium resolution)
Images originally drawn at 400 or 200 times magnification (see plate).
| Smith, W. (1856) British Diatomaceae Volume 2. John Van Voorst, London: xxx+107pp, with thirty one plates, 5 colour plates and colour frontispiece. Colour plate A (medium resolution) Images originally drawn at 400 or 200 times magnification (see plate). |
