Boston School Atlas

R.S. Davis, 1841 - 75 σελίδες

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Σελίδα 5 - Every circumference of a. circle, whether the circle be large or small, is supposed to be divided into 360 equal parts called degrees. Each degree is divided into 60 equal parts called minutes, and each minute into 60 equal parts called seconds.
Σελίδα 16 - The mind can hardly form an idea more magnificent than such a space, supported on each side by ranges of columns and roofed by the bottoms of those, which have been...
Σελίδα 76 - For, if the sun and moon are on the same side of the earth, they both pull the same way, and their attractive power is united ; if they are on opposite sides...
Σελίδα 5 - The AXIS of the earth is an imaginary line passing through its centre from north to south. The...
Σελίδα 4 - An ISLAND is a portion of land entirely surrounded by water. A PENINSULA is a portion of land almost surrounded by water. A CAPE or headland runs out into the sea ; and if elevated or mountainous, it is called a PROMONTORY. An ISTHMUS' is a narrow neck of land, connecting two larger portions together.
Σελίδα 5 - The northern is called the Tropic of Cancer, and the southern the Tropic of Capricorn, because they touch the ecliptic in the beginning of those signs.
Σελίδα 10 - ... perforations have been accomplished, in part at least, by the persevering industry of man. The Pierre-Pertuise in mount Jura and Pausilippo near Naples, are instances of this kind. But nature has left unequivocal marks of her power in other phenomena of this kind. The Torghat in Norway is pierced by an opening one hundred and fifty feet high, and three thousand long. At certain seasons of the year the sun can be seen darting its rays from one extremity to the other of this vault. Near New Zealand...
Σελίδα 66 - It will be impossible to give, in the few pages allotted me in this communication, the results of our meteorological observations. It must suffice to state in general terms, that the extremes of heat and cold are not so great as in some of the best grape-growing regions ; and that the atmosphere in the southern part of the State is sufficiently dry. The results, in short, present but one very objectionable feature.
Σελίδα 58 - The spring commences in September, summer in December, autumn in March, and winter in June. From...

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