Experiment the eighth, Of the Yellowness of the Flame of a Candle ([197]).
Experiment the ninth, Of the Greenish Blew transparency of Leaf Gold ([198]).
Experiment the tenth, Of the curious Tinctures afforded by Lignum Nephriticum (from [199] to [203]). Several trials for the Investigation of the Nature of it (from [204] to [206].) Kircher's relation of this Wood set down, and examin'd (from [206] to [212]). A Corollary on this tenth Experiment, shewing how it may be applicable for the Discovering, whether any Salt be of an Acid, or a Sulphureous, and Alcalizate Nature (from [213] to [216]).
The eleventh Experiment, Of certain pieces of Glass that afforded this Variety of Colours; And of the way of so Tinging any Plate of Glass with Silver (from [216] to [219]).
The twelfth Experiment, Of the Mixing and Tempering of Painters Pigments ([219], [220], [221]).
The thirteenth Experiment, Of compounding several Colours by Trajecting the Sun-beams through Ting'd Glasses (from [221] to [224]).
The fourteenth Experiment, Of the Compounding of Real and Phantastical Colours, and the Results ([224], [225], [226].) as also the same of Phantastical Colours ([226], [227].)
The fifteenth Experiment, Of Varying the Trajected Iris by a Colour'd Prism ([228], [229].)
The sixteenth Experiment, Of the Red fumes of Spirit of Nitre, and, the resembling Redness of the Horizontal Sun-beams ([230], [231].)
The seventeenth Experiment, Of making a Green by nine Kinds of Compositions (from [231] to [236].) And some Deductions from them against the necessity of recurring to Substantial forms and Hypostatical principles for the production of Colours (from [237] to [240].)