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"For the Negro, intelligent guides to family planning are a profoundly important ingredient in his quest for security and a decent life." Martin Luther King, Jr.

"For the Negro, intelligent guides to family planning are a profoundly...

Poster showing head-and-shoulders portrait of Martin Luther King, facing right.

Steel manufacture, Allegheny-Ludlum. This doesn't look very impressive, just a pile of rock. Well, that's what it is, a pile of limestone, but since limestone is the main ingredient for the refining of high quality steels, heaps of rock such as these are mighty important factors in the maintenace of defense production. Here workers are loading the pigs into charging boxes, which will carry them into the open hearth furnace for melting

Steel manufacture, Allegheny-Ludlum. This doesn't look very impressive...

Public domain photograph of Pennsylvania in 1930s, free to use, no copyright restrictions image - Picryl description

Storage. Butadiene, chief ingredient of synthetic rubber, is stored in nine tanks at the Institute plant operated by the United States Rubber Company at Institute, West Virginia. These tanks will hold butadiene for three days operations, the equivalent of more than 180,000 passenger car tires

Storage. Butadiene, chief ingredient of synthetic rubber, is stored in...

Picryl description: Public domain photograph of a road works, construction, excavation, free to use, no copyright restrictions.

Steel manufacture, Allegheny-Ludlum. This doesn't look very impressive, just a pile of rock. Well, that's what it is, a pile of limesone, but since limestone is the main ingredient for the refining of high quality steels, heaps of rock such as these mighty important factors in the maintenance of defense production

Steel manufacture, Allegheny-Ludlum. This doesn't look very impressive...

Public domain photograph of Pennsylvania in 1930s, free to use, no copyright restrictions image - Picryl description

Production. Milling machines and machine castings. The cupolas spout. As the molten iron pours from the cupola, a special ingredient is added through the pipe and funnel shown here -- one which helps to give the cast iron special qualities which have been predetermined by careful research and constant check-up. Site: a large Midwest machine tool foundry

Production. Milling machines and machine castings. The cupolas spout. ...

Public domain photograph of indoor, interior activity, America in the 1930s, free to use, no copyright restrictions image - Picryl description

Steel manufacture, Allegheny-Ludlum. Pig iron such as this is a major ingredient of steel. Blast furnaces have smelted down the iron ore to obtain the pig iron used in all three types of steel furnaces: open hearth, Bessemer converter, and electric

Steel manufacture, Allegheny-Ludlum. Pig iron such as this is a major ...

Public domain photograph of Pennsylvania in 1930s, free to use, no copyright restrictions image - Picryl description

Rice and beans. This is popular food of the island; when there is enough money available, a few pieces of dried codfish are added for flavor. Every single ingredient is imported from the continental United States. Puerto Rico

Rice and beans. This is popular food of the island; when there is enou...

Picryl description: Public domain photograph of poverty, economic conditions, free to use, no copyright restrictions.