[371.] CAPUT XIV. De Aëris Elaſticitate.

[372.] Experimentum. 1.

[373.] Machina, Qua Aëris Dilatationes, ut & Vires comprimentes, conferuntur inter ſe.

[374.] Experimentum 2.

[375.] Experimentum 3.

[376.] Experimentum 4.

[377.] CAPUT XV. De quibuſdam aliis Fluidis Elaſticis.

[378.] Experimentum I.

[379.] Experimentum 2.

[380.] CAPUT XVI. De Antlia Pneumatica.

[381.] Machina Pneumatica.

[382.] CAPUT XVII. Experimenta varia circa Aëris Gravitatem & hujus Elaſticitatem.

[383.] Experimentum 1.

[384.] Experimentum 2.

[385.] Experimentum 3.

[386.] Experimentum 4.

[387.] Experimentum 5.

[388.] Experimentum 6.

[389.] Experimentum 7.

[390.] Experimentum 8.

[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.