experimental
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Alter experimental fighter 100 hp Oberursel 1917 Peter Grosz photo
by San Diego Air & Space Museum Archives
by San Diego Air & Space Museum Archives
No known copyright restrictions(著作権制限なし)

An experimental solar heating panel being tested at New Mexico State University, Las Cruces..., 04/1974
by U.S. National Archives
by U.S. National Archives
No known copyright restrictions(著作権制限なし)

On EPA's experimental farm, technician pours fresh milk into sample container for shipment to lab for radiation tests, May 1972
by U.S. National Archives
by U.S. National Archives
No known copyright restrictions(著作権制限なし)

Annual spring roundup of cattle raised on experimental farm operated by EPA's Las Vegas National Research Center, May 1972
by U.S. National Archives
by U.S. National Archives
No known copyright restrictions(著作権制限なし)

One Example of Wall Construction in Experimental Housing Using Empty Steel Beer and Soft Drinks Cans near Taos, New Mexico Exterior and Load Bearing Walls Such as This Use Eight Can Blocks Wired Together and Will Be Plastered over When the House Is Comple
by U.S. National Archives
by U.S. National Archives
No known copyright restrictions(著作権制限なし)

A View of the Experimental House Made of Empty Steel Beer and Soft Drink Cans after Completion with Adobe Exterior.
by U.S. National Archives
by U.S. National Archives
No known copyright restrictions(著作権制限なし)
2,221件~2,280件 (全 34,784件)