622 Millimeters (mm). =. 24.48819 Inches (in). Millimeters. The millimeter (SI symbol mm) is a unit of length in the metric system, equal to 1/1000 meter (or 1E-3 meter), which is also an engineering standard unit. 1 inch=25.4 mm. Inches. An inch (symbol: in) is a unit of length.
World War II political cartoons. Political cartoons produced during World War II by both Allied and Axis powers commented upon the events, personalities and politics of the war. Governments used them for propaganda and public information. Individuals expressed their own political views and preferences.
Cartoons have also found their place in the world of science, mathematics and technology. Cartoons related to chemistry are, for example, xkcd, which varies its subject matter, and the Wonderlab, which looks at daily life in the lab. In the U.S., one well-known cartoonist for these fields is Sidney Harris.