https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/12240023Edit ImageSaveSaveEditCropCustom TextWeather Bureau men preparing to send up the balloon for weather data. Municipal airport, Washington, D.C.. Sourced from the Library of Congress.View public domain image source hereMorePublic DomainFree CCO U.S. Government image for Personal and Business useInfoView CC0 LicenseEditorial use only JPEGTIFFSmall JPEG 916 x 1200 px | 300 dpiLarge JPEG 2673 x 3500 px | 300 dpiBest Quality JPEG 10694 x 14002 px | 300 dpiTIFF 10694 x 14002 px | 300 dpi | 285.88 MBFree DownloadWeather Bureau men preparing to send up the balloon for weather data. Municipal airport, Washington, D.C.. Sourced from the Library of Congress.More