Bolton, H., 1907.:MareMagnum
54 résultats
pp. 149-174, 18 figs. and photos on 4 pls. Plain new wrs.
pp. 197-228, 5 figs., 5 tabs., refs. Plain new wrs.
pp. 91-134, 49 figs.,r efs. New plain wrs.
pp. 75-88,[4], 43 microphotos on 4 pls., tab., refs. Offprint, orig. wrs.