Added t.-p., engr.
Digitized by Boston Photo Imaging in September 2009.
Includes experiments on the properties of glass as well as descriptions and illustrations of scientific glassware used in various experiments.
Glass experiments: p. 104, 113, 128, 150, 155.
The description of some instruments to discover the alteration of the air --
The description of instruments to measure time --
The description of instruments, shewing the alterations happening in the state of the natural compression of the air --
Whether the air reflects the second image visible in a lens --
Of hollow canes in vacuo --
Of freezing the dew upon the outsides of glasses --
Experiments about the alteration of the size of vessels, &c. by heat & cold --
Of the dilating and contracting of glass by heat and cold --
That a vessel also may be distended by weight --
Whether glass be penetrable by odours, by humidity --
Experiments of light --
Of firing bodies with a burning glass