[451.] Experimentum 10.

[452.] Experimentum. 10.

[453.] Experimentum. 11.

[454.] Experimentum. 12.

[455.] CAPUT III. De motu Ignis, ubi de Calore & Lumine.

[456.] Definitio.

[457.] Experimentum 1.

[458.] Experimentum 2.

[459.] Experimentum 3.

[460.] Experimentum 4.

[461.] CAPUT IV. De dilatatione ex calore.

[462.] Experimentum 1.

[463.] Experimentum 2.

[464.] Experimentum 3.

[465.] Experimentum 4.

[466.] LIBRI III. Pars II.

[467.] CAPUT V. De Inflexione radiorum luminis.

[468.] Definitio.

[469.] Experimentum 1.

[470.] Experimentum 2.

[471.] Experimentum 3.

[472.] CAPUT VI. De Luminis Refractione & hujus legibus. Definitio 1.

[473.] Definitio 2.

[474.] Definitio 3.

[475.] Definitio 4.

[476.] Definitio 5.

[477.] Definitio 6.

[478.] Experimentum 1.

[479.] Experimentum 2.

[480.] Experimentum 3.