[131.] Solutio.

[132.] Scholium 1.

[133.] Scholium 2.

[134.] Corollarium.

[135.] EXPERIMENTA Ad ſectionem octavam pertinentia. Experimentum 1.

[136.] Experimentum 2.

[137.] HYDRODYNAMICÆ SECTIO NONA. De motu fluidorum, quæ non proprio pondere, ſed potentia aliena ejiciuntur, ubi præſertim de Machinis Hydraulicis earundemque ultimo qui da-ri poteſt perfectionis gradu, & quomodo mecha-nica tam ſolidorum quam fluidorum ulterius perſici poſsit. §. 1.

[138.] Definitiones.

[139.] (A) De machinis aquas cum impetu in altum projicientibus. Regula 1.

[140.] Demonſtratio.

[141.] Scholium.

[142.] Regula 2.

[143.] Demonſtratio.

[144.] Scholium.

[145.] Regula 3.

[146.] Demonſtratio.

[147.] Scholium.

[148.] Regula 4.

[149.] Demonſtratio.

[150.] Scholium.

[151.] Regula 5.

[152.] Demonſtratio.

[153.] Regula 6.

[154.] Demonſtratio.

[155.] Scholium.

[156.] Regula 7.

[157.] Scholium.

[158.] Exemplum 1.

[159.] Exemplum 2.

[160.] Digreſſus continens aliquas commentationes in Ma-chinam Hydraulicam quam repræſent at figura 51.