[391.] Experimentum 9.

[392.] Experimentum. 10.

[393.] Experimentum 11.

[394.] Experimentum 12.

[395.] Machina, Qua in Aëre compreſſo Experimenta inſtituuntur.

[396.] Experimentum 13.

[397.] Experimentum 14.

[398.] Experimentum 15.

[399.] Experimentum 16.

[400.] Experimentum 17.

[401.] Experimentum 18.

[402.] Experimentum 19.

[403.] Experimentum 20.

[404.] Experimentum 21.

[405.] Experimentum 22.

[406.] CAPUT XVIII. Variarum Machinarum, quarum Actio ab Aëre pendet, Deſcriptio, & harum Effectuum Explicatio. Experimentum 1.

[407.] Experimentum 2.

[408.] Sipho, Quo aqua elevatur.

[409.] Experimentum 3.

[410.] Antliæ Vulgares.

[411.] Experimentum 4.

[412.] Fonticulus Heronis.

[413.] Experimentum 5.

[414.] CAPUT XIX. De Aëris motu undulatorio, ubi de Sono.

[415.] Experimentum i.

[416.] Experimentum 2.

[417.] Experimentum 3.

[418.] Experimentum 4.

[419.] Experimentum 5.

[420.] Experimentum 6.