A Half-Billion Dollar Industry, Furnishes Flexible Transportation for a Wide Variety of Products, Sturdy Pneumatic Tires a Vital Factor...
Versatile Moly . . . Industrial Newcomer . . . Important for Alloying . . . Improves Physical Properties . . . Catalyst . . . Unusual Potentialities
Mobile Homes for Everybody, What They Offer, Designs, Construction, Booming Trailer Industry, How Long Will it Boom?
Eggs and Broilers in Mass Production, Thousands of Hens Indoors in Cities, Scientific Management, Controlled Food, Climate
Heating Industry Progresses, New Systems, New Controls, Co-ordination with Air Conditioning, Radiant Heating, The Future
New Technique in Paper Making, Yet Tradition Persists, New Papers, New Processes, The Role of the Laboratory, Increasing Efficiency
Opinions Differ, Tests Tell, The Human Equation Must Be Solved, Egotism Solved by Training. Privileges for Superior Drivers?
What is Air Conditioning? . . . Newer Concepts . . . Present Status . . . Design Trends . . . Complex Problems of Heating, House Insulation Involved
Machine Design Evolutionary, Basic Design Ideas, New Materials, Processes Demand New Machines, Empirical Designer Most Successful
Welding's Rapidly.... Growing Importance, Used for Production, Patching, Repairs, Saves Weight and Thus Modifies Design Practice
A Billion Dollar Industry in Scrap Metals . . . Revolving Resources Save Ore and Coal . . . The "Alloy Age" Has Introduced New Problems
Civilian Activities Demand Certain Essential Imports, War or Sanctions Would Stop Them, What They Are, Scientific Substitutes
Persistent Rubber Research, Product Sticks to Old Jobs, Does Them Better, New Uses, New Research, Potentialities for the Future
Glass Age is 6000 Years, Last 20 Have Seen Most Progress, Important New Uses, Architectural, Industrial, Scientific Types of Class
Scientific Materials, For Insulation, Durability, Permanence, Easier Application, Slow Growth Explained, What The Future Holds
Houses from Catalogs, Pre-Fabricated Steel, Pre-Cast Concrete, Several Types, More than Mere Novelty, Basic Accomplishments
Copper, Much New Research, Many New Uses, Alloys, Adaptations, Hardened and Enameled, Quick Patina, Improves Iron, Steel
Die Casting of Many Metal Products, Least Expensive, Process Improved, Replaces Other Processes, Die Design Advanced, Future...
Rise of the Synthetics . . . New Research, New Developments . . . Rubber Paints . . . Types for Industry, for Homes . . . An All-Purpose Finish?
Packaging Now an Industry, Amazing Growth, Follows Trend Toward Color, Originality, Modernity, Employs Much Talent, Enhances Quality or Appearance, Phenomenal Profit Increases