describe the locomotion of a leech on land

The technology of photography is an element chemical, part optical, and dates from 1839. Soon after its simultaneous invention by William Henry Fox Talbot in England and Louis Jacques Mand? Daguerre in France, photography was used to document foreign places of interest including India, the Holy Land, as well as the American West. It was also employed for portraits with photographs taken of kings, statesman, and theater or literary personalities. An average student has to spend three hours of study for every hour spent in class. Fifteen hours a week may be the average time for the university course. Depending upon the university course?s subject, classes may be held throughout the evening, afternoon or in the morning. To support the academic university courses, they might also have to attend the clubs, athletics, recreational activities and societies.