Martin B-10B of the 28th Bombardment Squadron, US-Bomber 1935

USAF photo of Martin B-10B in flight, collected from http://www.maxwell.af.mil/au/afhra/wwwroot/photo_galleries/aaf_wwii_vol_vi/Captions/141_30193.htm "The Maxwell AFB Web site is provided as a public service by the 42nd Communication Squadron. Information presented on the Maxwell Web Site is considered public information and may be distributed or copied. Use of appropriate byline/photo/image credits is requested."

Image from english wikipedia article: Martin B-10

This image or file is a work of a U.S. Air Force Airman or employee, taken or made as part of that person's official duties. As a work of the U.S. federal government, the image or file is in the public domain in the United States. العربية ∙ беларуская (тарашкевіца) ∙ català ∙ čeština ∙ Deutsch ∙ English ∙ español ∙ eesti ∙ فارسی ∙ suomi ∙ français ∙ italiano ∙ 日本語 ∙ 한국어 ∙ македонски ∙ മലയാളം ∙ မြန်မာဘာသာ ∙ norsk bokmål ∙ Plattdüütsch ∙ Nederlands ∙ polski ∙ português ∙ português do Brasil ∙ русский ∙ sicilianu ∙ slovenčina ∙ slovenščina ∙ српски / srpski ∙ svenska ∙ Türkçe ∙ українська ∙ Tiếng Việt ∙ 中文（简体） ∙ 中文（繁體） ∙ +/−