The latest in cotton planting. Washington, DC, July 15. John Randolph, engineer of the U.S. Bureau of Agriculture Engineering demonstrates a model of a variable depth cotton planter which he invented. The small white dots at which he is pointing mark the wavy line of seed as planted by this new mach

The latest in plows. Washington, D.C., July 14. R.B. Gray, Chief of the Div. of Mechanical Equipment, U.S. Bureau of Agricultural Engineering, tightens a nut on a self-aligning jointer. An invention which helps to do a better job of plowing while reducing the power requirement 10 to 15 percent. The

New process expected to revolutionize map making. Washington, D.C., March 21. A new machine just designed and perfected by John Braund, Cartographer for the U.S. Coast and Geodetic Survey, by which relief maps can be made showing all the details of topography in a form true to nature, is expected to

50 years for the I.C.C. Washington, D.C., April 7. Carroll Miller, Chairman of the Interstate Commerce Commission, is shown looking over the model of the first boiler ever made by one of the men of the Commission back in 1911. This is one of the safety appliances with glass windows and gauges so tha

Early knitting machine brought out to show stocking manufacture in 1840. Washington, D.C., Feb. 9. Robert Lawson, lecturing today at the Commerce Department, demonstrated the basic model for making stockings for milady in 1840. The model has been enlarged and improved upon, but is fundamentally the

Working of $3,000,000 map. (2) C.E. Kowalozyk, AAA worker, using a planimetor, which measures the exact acreage in each section of land surface photographed, 7/28/37

Demonstrates new signature machine to house member. Washington, D.C., March 18. The latest is the automatic electric signature machine invented by Glenn W. Watson, (left) who is shown in this picture demonstrating it to Rep. Lindsay C. Warren of North Carolina, 3/18/38

Washington Airport buildings to allow full vision over 750 acre landing field. Washington, D.C., Dec. 2. The model here being inspected by Col. Sumpter Smith, Chairman of the Washington National Airport Commission, shows a portion of the field as it will look upon completion. It shows the buildings

Responsible for unemployment census. Washington, D.C., Nov. 24. William L. Austin (left) Director of the U.S. Census Bureau and whose workers are tabulating the returns from the unemployment questionnaires, describes to Unemployment Census Director John D. Biggers the working of the special tabulati