So Description and Use of the

that point of the globe, where the Cape ofLorenzo ought to have been placed.

The four last problems depend entirelyon the knowledge of the longitude and dif-ference of longitude of places.

The ecliptic EL

154. Is that graduated circle which croflesthe equator in an angle of about 234 de-grees ; and this angle is called the obliquityof the ecliptic.

This circle is divided into 12 equal parts,each of which contains 30 degrees ; the be-ginning of each 12th part is marked withthe usual characters, which with their namesare as follow :

01 2 z 4 5 6

Aries, Taurus, Gemini, Cancer, Leo, Virgo, Libra,

T O XC S T «

7 8 g 10 u

Scorpio, Sagittarius, Capricornus, Aquarius, Pisces.

«l. ** VS XZ X

By these the twelve signs are representedupon the terrestrial globe. Upon our ce-lestial globe, just under the ecliptic, themonths, and days of each month, are gra-duated,