Ficheiro:Norwalk.jpgDescriptionNorwalk.jpg English: Method: Negative-stain Transmission Electron Microscopy Bar = 50 nanometers More information: http://www.epa.gov/nerlcwww/norwalk
Ficheiro:Norwalk, Wisconsin.jpgholder of this work, hereby publish it under the following license: English Norwalk, Wisconsin author name string: Wikideas1 Wikimedia username: Wikideas1