Assertion: newton's paper | /r/HasProperty | moved
Facets:
Source sentences:
text: But it is requisite, that the prism and lens be placed steadily, and that the paper, on which the colours are cast be moved to and fro; for, by such motion, you will not only find, at what distance the whiteness is almost perfect but also see, how the colours gradually convene and vanish into whiteness, and afterward having crossed one another in that place where they compound whiteness, are again dissipated and severed, and in an inverted order retain the same colours, which they had before they entered the composition.