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68 VI. THE WALL CORNICE. CONSTRUCTION.
we can but have to deal with bricks, or stones of a certain
degree of fineness, and not with mere gravel, or sand, or
clay,*—so that as the conditions are limited, the forms become
determined; and our steps will be more clear and certain the
farther we advance. The sources of a river are usually half
lost among moss and pebbles, and its first movements doubtful
in direction; but, as the current gathers force, its banks are
determined, and its branches are numbered.
§ ix. So far of the true cornice: we have still to determine
the form of the dripstone.
We go back to our primal type or root of cornice, a of
Fig; V. We take this at a in Fig. VI., and we are to consider it entirely as a protection against rain. Now the only
way in which the rain can be kept from running back on the
Fig. VI.
<Z
slope of X is by a bold hollowing out of it upwards, b. But
clearly, by thus doing, we shall so weaken the projecting part
of it that the least shock would break it at the neck, <?/ we
must therefore cut the whole out of one stone, which will give
us the form d. That the water may not lodge on the upper
ledge of this, we had better round it off; and it will better
protect the joint at the bottom of the slope if we let the stone
'project over it in a roll, cutting the recess deeper above.
These two changes are made in e : e is the type of dripstones;
the projecting part being, however, more or less rounded intq
an approximation to the shape of a falcon's beak, and oftejj.
reaching it completely. But the essential part of the arrangement is the up and under cutting of the curve. Wherever we
find this, we are sure that the climate is wet, or that the
| Title | The stones of Venice - 1 |
| Creator | Ruskin, John |
| Publisher | J. Wiley |
| Place of Publication | New York |
| Date | 1889 |
| Language | eng |
| Type | Books/Pamphlets |
| Title | 00000091 |
| Type | Books/Pamphlets |
| Transcript |
68 VI. THE WALL CORNICE. CONSTRUCTION.
we can but have to deal with bricks, or stones of a certain
degree of fineness, and not with mere gravel, or sand, or
clay,*—so that as the conditions are limited, the forms become
determined; and our steps will be more clear and certain the
farther we advance. The sources of a river are usually half
lost among moss and pebbles, and its first movements doubtful
in direction; but, as the current gathers force, its banks are
determined, and its branches are numbered.
§ ix. So far of the true cornice: we have still to determine
the form of the dripstone.
We go back to our primal type or root of cornice, a of
Fig; V. We take this at a in Fig. VI., and we are to consider it entirely as a protection against rain. Now the only
way in which the rain can be kept from running back on the
Fig. VI.
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