What is MENISCUS? The departure from a flat surface where a liquid meets a solid, due to surface tension. The effect can be seen clearly through the wall of a glass tube. The surface of water in air rises up the wall of the tube, while that of mercury is depressed, SIGHT-FEED LUBRICATOR.
An abandoned mud-covered scooter is found during the draining of the Canal Saint-Martin in Paris, France Charles Platiau/Reuters
The University of Paris on the Left Bank, organised in the mid-13th century, was one of the first in Europe. It suffered from the Bubonic Plague in the 14th century, and the Hundred Years War in the 15th century, with recurrence of the plague.uring the first half of the 17th century, the population of Paris nearly doubled, reaching 400,000 at the end of the reign of Louis XIII. To facilitate communication between the Right Bank and Left Bank, Louis XIII built five new bridges over the Seine doubling the existing number.