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Titles
- Ideal section through all the above stages. Skulls of A, Canadian stag, B, Cervalces Americanus, and C, Elk1
- Ideal unity1
- Idiot ropea1
- Ignis fatuus1
- Ill-fed and rickety1
- Injections of the subarachnoid spaces and ventricles of the human brain1
- Interior of a Mississippi River steamer crowded with men, women, and children 'deck passengers,'1