Report issued by the U.S. Bureau of Mines on the magnetic base stations located in Minnesota, Michigan, and Wisconsin. The report evaluates the usefulness of the stations for calibration of certain instruments. This report contains tables, graphs, maps, and illustrations.

Photograph of six automobiles parked on a street, three on each side of this street in two rows. These automobiles are all six lines that General Motors produced in 1959. This photograph was taken at the General Motors Milford Proving Ground in Milford, Michigan.

Photograph of six automobiles parked on a street, in one row behind one another. These automobiles are all six lines that General Motors produced in 1959. This photograph was taken at the General Motors Milford Proving Ground in Milford, Michigan.

Photograph of six automobiles parked on a street, in one row behind one another. These automobiles are all six lines that General Motors produced in 1959. This photograph was taken at the General Motors Milford Proving Ground in Milford, Michigan.

Photograph of six automobiles parked on a street, in one row behind one another. These automobiles are all six lines that General Motors produced in 1959. This photograph was taken at the General Motors Milford Proving Ground in Milford, Michigan.

Photograph of six automobiles parked on a street, three on each side of this street in two rows. These automobiles are all six lines that General Motors produced in 1959. This photograph was taken at the General Motors Milford Proving Ground in Milford, Michigan.

Photograph of six automobiles parked on a street, in one row behind one another. These automobiles are all six lines that General Motors produced in 1959. This photograph was taken at the General Motors Milford Proving Ground in Milford, Michigan.

Photograph of a grasshopper. In the image, the grasshopper is in focus on top of a leaf while the rest of the background is indistinguishable. Narrative by Junebug Clark: One thing that Joe was exceptionaly good at was experimenting and testing the capabilities of his equipment and his own. Here he was testing a new lens by racking it to its closest focus and setting out to see how many and what kind closeup photos he could find and make. Photo by: Joe Clark, HBSS.

Two matted baseball photographs. The photograph on the left shows an Indians versus Tigers baseball game, and the image on the right features a young boy in a baseball cap and glove.

Photograph used for a story in the Oklahoma Times newspaper. Caption: "Bob Hoernschemeryer - Football - Detroit Lions"

Photograph used for a story in the Oklahoma Times newspaper. Caption: "Bobby Layne, Football, Detroit Lions"

Photograph used for a story in the Oklahoma Times newspaper. Caption: "Bobby Layne, Football, Detroit Lions"

Weekly newsletter written for supervisors working at the Convair Division in Fort Worth containing news about events and activities, workplace reminders, and other relevant information.

Photograph taken for a newspaper owned by the Oklahoma Publishing Company. Caption: "A yard-long cake was baked decorated to mark the anniversary of the 45th Division's call to federal service Sept. 1."

Newsletter published by the 12th Armored Division Association, discussing news related to the activities of the U.S. Army unit and updates on previous members of the division.

Newsletter published by the 12th Armored Division Association, discussing news related to the activities of the U.S. Army unit and updates on previous members of the division.

Newsletter published by the 12th Armored Division Association, discussing news related to the activities of the U.S. Army unit and updates on previous members of the division.

From Introduction: "The concept of supersonic combustion is by no means new, although little work appears to have been published on the subject. For example, an analysis of supersonic combustion to provide lift under a wing is given in reference 1. Reference 2 discusses applications to hypersonic ramjets being studied at the University of Michigan."

Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "A former Capitol Hill highschool All-State football player who has made good in professional football is Lindell Pearson, a great halfback at the University of Oklahoma before graduating into the professional ranks as a starter with the Detroit Lions."