), I 88
Ocean depths, I 149
Oceanic circulation, present state of our knowledge, I 140
Officers, Election of, II 294
Ogden, H. G.
Geography of the land—a report of progress, I 125; II 68, 295
Geographic nomenclature, II 261, 290
*The survey of the United States coast, I 59, 88
*Oil in the United States, II 295
Oil used to prevent heavy broken seas during storm of March 11–14, 1888, I 55