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Experiments and considerations touching colours ... : first occasionally written; among some other essays, to a friend; and now suffer'd to come abroad as the beginning of an experimental history of colours / by ... Robert Boyle
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CHAP. II.

I / " i"'0 come then in the first place toX our more general Considerations,

I shall begin with saying something as tothe Importance of examining the Coloursof Bodies. For there are some, especiallyChymi&Sy who think, that a considerablediversity of Colours does constantly arguean equal diversity of Nature, in the Bodieswherein it is conspicuous; but I confess Iam not altogether of their mind; for not tomention changeable Taffaties, the blew andgolden necks of Pidgeons, and divers Wa-ter-fowl, Rainbows Natural and Artificial,and other Bodies, whose Colours the Philo-sophers have been pleased to call not Real,but Apparent and Phantastical; not to infillon these, I fay, (for fear of needlesty en-gaging in a Controversic) we fee in Parrots,Goldfinches, and divers other Birds, notonly that the contiguous feathers which areprobably as near in properties as place, aresome of them Red, and others White, some iof themBIew,& others Yellow, <&c .but that ;

in the several parts of the self-fame feathet <there may often be seen the 1 greatest dispart' i

tv of Colours; and so in the leaves of Tulip 5 1

July-flowers, and some other Vegetable*

the