39 deg., long.

57 deg., nearly.

The entire length of the stream, including only main windings, is about 475 miles.

In its later course, however, it is often almost dry, the greater portion of the water being consumed in irrigation in the neighborhood of Meshed.
The river of Nishapur is formed by numerous small streams, which descend from the mountains that on three sides inclose that city.

Its water is at times wholly consumed in the cultivation of the plain; but the natural course may be traced, running in a southerly and south-westerly direction, until it debouches from the hills in the vicinity of Tersheez.