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Brass Me *ridian.

The Description and Use

the several Countries, Seas, and all the prin-cipal Divisions of the Earth, the Reader willfind expressed upon the Terrestrial Globes.To give a tolerable Account of the Produceof each Country, the Genius of the People,their Political Institutions, &c. is properly aparticular Subject of itself, and quite foreignto our Design. We shall next proceed tothe Use of the Globes; but first it may notbe amiss to take a short Review of their Ap-purtenances.

Those Circles of the Sphere that are fixesare (as has been already said) drawn uponthe Globes themselves; those that are move-able , are supplied by the Brass Meridian ,the Wooden Horizon , and the Quadrant ofAltitude.

i. That Side of the Brazen Meridian ,which is divided into Degrees, representsthe True Meridian ; this Side is commonlyturned towards the East; and 'tis usual toplace the Globe so before you, that theNorth be to the Right-hand, and the Southto the Left. The Meridian is divided intofour Quadrants, each being 90 Degrees, twoof which are numbered from that Part ofthe Equinoctial which is above the Horizon,towards each of the Poles; the other twoQuadrants are numbered from the Polestowards the Equator. The Reason why twoQuadrants of the Meridian are numberedfrom the Equator, and the other two from

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