Meaſure of Rivers that fall into others difficult. Coroll.
<emph.end type="italics"/>
X:</cell>
<cell>9</cell>
</row>
<row>
<cell>
<emph type="italics"/>
Meaſure of the Running Water of a Chanel of an height known by a
<emph.end type="italics"/>
Regulator
<emph type="italics"/>
of a Mea-ſure given, in a time aſſigned. Propoſition
<emph.end type="italics"/>
I.
<emph type="italics"/>
Problem
<emph.end type="italics"/>
I.</cell>
<cell>50</cell>
</row>
<row>
<cell>
<emph type="italics"/>
Meaſure of the Water of any River, of any greatneſs, in a time given. Propoſition
<emph.end type="italics"/>
V.
<emph type="italics"/>
Problem
<emph.end type="italics"/>
III.</cell>
<cell>60</cell>
</row>
<row>
<cell>
<emph type="italics"/>
Meaſure that ſhewes how much Water a River diſchargeth in a time given.
<emph.end type="italics"/>
</cell>
<cell>48</cell>
</row>
<row>
<cell>
<emph type="italics"/>
Mole-holes,
<emph.end type="italics"/>
</cell>
<cell/>
</row>
<row>
<cell>
<emph type="italics"/>
Motion the principal ſubject of Philoſophy.
<emph.end type="italics"/>
</cell>
<cell>1</cell>
</row>
<row>
<cell>
<emph type="italics"/>
Mud.
<emph.end type="italics"/>
Vide
<emph type="italics"/>
Sand.
<emph.end type="italics"/>
</cell>
<cell/>
</row>
<row>
<cell>N</cell>
<cell/>
</row>
<row>
<cell>
<emph type="italics"/>
Navigation from
<emph.end type="italics"/>
Bologna
<emph type="italics"/>
to
<emph.end type="italics"/>
Ferrara,
<emph type="italics"/>
is become impoſſible, till ſuch time as
<emph.end type="italics"/>
Reno
<emph type="italics"/>
be diverted.
<emph.end type="italics"/>
</cell>
<cell>101</cell>
</row>
<row>
<cell>
<emph type="italics"/>
Navigation in the Lake of
<emph.end type="italics"/>
Venice
<emph type="italics"/>
endangered, and how restored.
<emph.end type="italics"/>
</cell>
<cell>65, 70</cell>
</row>
<row>
<cell>P</cell>
<cell/>
</row>
<row>
<cell>
<emph type="italics"/>
Perpendicularity of the Banks of the River, to the upper ſuperficies of it.
<emph.end type="italics"/>
</cell>
<cell>37</cell>
</row>
<row>
<cell>
<emph type="italics"/>
Perpendicularity of the Banks to the bottom.
<emph.end type="italics"/>
</cell>
<cell>37</cell>
</row>
<row>
<cell>
<emph type="italics"/>
Perugia.
<emph.end type="italics"/>
Vide
<emph type="italics"/>
Lake.
<emph.end type="italics"/>
</cell>
<cell/>
</row>
<row>
<cell>
<emph type="italics"/>
Pontine.
<emph.end type="italics"/>
Vide
<emph type="italics"/>
Fenns.
<emph.end type="italics"/>
</cell>
<cell/>
</row>
<row>
<cell>
<emph type="italics"/>
Ports of
<emph.end type="italics"/>
Venice, Malamocco, Bondolo,
<emph type="italics"/>
and
<emph.end type="italics"/>
Chiozza,
<emph type="italics"/>
choaked up for want of Water in the Lake.
<emph.end type="italics"/>
</cell>
<cell>65</cell>
</row>
<row>
<cell>
<emph type="italics"/>
Proportions of unequal Sections of equal Velocity, and of equal Sections of unequal Velo-city. Axiome
<emph.end type="italics"/>
IV.
<emph type="italics"/>
and
<emph.end type="italics"/>
V.</cell>
<cell>38</cell>
</row>
<row>
<cell>
<emph type="italics"/>
Proportions of equal and unequal quantities of Water, which paſs by the Sections of dif-ferent Rivers. Propoſition
<emph.end type="italics"/>
II.</cell>
<cell>39</cell>
</row>
<row>
<cell>
<emph type="italics"/>
Proportions of unequal Sections that in equal times diſcharge equal quantities of Water. Propoſition
<emph.end type="italics"/>
III.</cell>
<cell>41</cell>
</row>
<row>
<cell>
<emph type="italics"/>
Proportion wherewith one River falling into another, varieth in height. Propo-ſition
<emph.end type="italics"/>
IV.</cell>
<cell>44</cell>
</row>
<row>
<cell>
<emph type="italics"/>
Proportion of the Water diſcharged by a River in the time of Flood, to the Water diſcharged in an equal time by the ſaid River, before or after the Flood. Propoſition
<emph.end type="italics"/>
V.</cell>
<cell>44</cell>
</row>
<row>
<cell>
<emph type="italics"/>
Proportion of the Heights made by two equal Brooks or Streams falling into the ſame River. Propoſition
<emph.end type="italics"/>
VI.</cell>
<cell>45</cell>
</row>
<row>
<cell>
<emph type="italics"/>
Proportion of the Water which a River diſchargeth encreaſing in Quick-height by the ad-dition of new Water, to that which it diſchargeth after the encreaſe is made. Propo-ſition
<emph.end type="italics"/>
IV.
<emph type="italics"/>
Theor.
<emph.end type="italics"/>
II.</cell>
<cell>54</cell>
</row>
<row>
<cell>
<emph type="italics"/>
Proportion of a River when high, to it ſelf when low. Coroll.
<emph.end type="italics"/>
I.</cell>
<cell>55</cell>
</row>
<row>
<cell>Q</cell>
<cell/>
</row>
<row>
<cell>
<emph type="italics"/>
Quantity of Running Waters is never certain, if with the Vulgar way of Meaſuring them, their Velocities be not conſidered.
<emph.end type="italics"/>
</cell>
<cell>32</cell>
</row>
<row>
<cell>
<emph type="italics"/>
Quantities of Waters which are diſcharged by a River, anſwer in equality to the Velocities and times in which they are diſcharged. Axiome
