THE ROLLO BOOKS.
By Jacob Abbott.
| Rollo Learning to Talk, | Rollo's Museum, |
| Rollo Learning to Read, | Rollo's Travels, |
| Rollo at Work, | Rollo's Correspondence, |
| Rollo at Play, | Rollo's Philosophy, Water, |
| Rollo at School, | Rollo's Philosophy, Air, |
| Rollo's Vacation, | Rollo's Philosophy, Fire, |
| Rollo's Experiments, | Rollo's Philosophy, Sky. |
14 vols. Illustrated, uniform style. 16mo. Cloth, each 80 cents
14 vols., uniform style. 18mo., cheap edition " each 60 cents