Search results
Results from the WOW.Com Content Network
Walker Evans photograph of three sharecroppers, Frank Tengle, Bud Fields, and Floyd Burroughs, Alabama, summer 1936. Let Us Now Praise Famous Men grew out of an assignment that Agee and Evans accepted in 1936 to produce a Fortune article on the conditions among sharecropper families in the American South during the Great Depression.
Walker Evans (November 3, 1903 – April 10, 1975) was an American photographer and photojournalist best known for his work for the Resettlement Administration and the Farm Security Administration (FSA) documenting the effects of the Great Depression.
Many differential screw configurations are possible. The micrometer adjuster pictured uses a nut sleeve with different inner and outer thread pitches to connect a screw on the adjusting rod end with threads inside the main barrel; as the thimble rotates the nut sleeve, the rod and barrel move relative to each other based on the differential between the threads.
Dividing engine at the Museo Galileo in Florence.. There has always been a need for accurate measuring instruments. Whether it is a linear device such as a ruler or vernier or a circular device such as a protractor, astrolabe, sextant, theodolite, or setting circles for astronomical telescopes, the desire for ever greater precision has always existed.
A flat spring fixed only at one end like a cantilever, while the free-hanging end takes the load. Coil spring Also known as a helical spring. A spring (made by winding a wire around a cylinder) is of two types: Tension or extension springs are designed to become longer under load. Their turns (loops) are normally touching in the unloaded ...
Roger Walker Evans (born December 3, 1938) is an American former professional off road racing driver and member of the Off-road Motorsports Hall of Fame. He was also a driver and owner in the NASCAR Craftsman Truck Series. Nicknamed "The Legend", he is the father of off-road racer Evan Evans. [2] He resides in Riverside, California.
The update history of SWMM 5 from the original SWMM 5.0.001 to the current version SWMM 5.2.3 can be found at the EPA website. SWMM 5 was approved FEMA Model Approval Page in May 2005, [ 16 ] with a note about the versions that are approved on the FEMA Approval Page SWMM 5 Version 5.0.005 (May 2005) and up for NFIP modeling.
Evan Walker Evans (born February 11, 1965) is an American professional off-road racer. He raced in the Championship Off-Road Racing (CORR) series in the 1990s when he was the Pro 2 champion in CORR despite racing using hand controls since he is a paraplegic .