Letters and articles, 1886-1921.

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Letters and articles, 1886-1921.

http://www.worldcat.org/oclc/33195505

Jacob B. Struble writes home from the Pennsylvania State College about his activities, a job offer with the Union Switch and Signal Company, and marching in a parade in Harrisburg in 1887. Also, includes newspaper clippings and magazine articles about Struble's invention, his seaplaning, and interest in organs.

26 leaves.

Pennsylvania State University Libraries

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SNAC Resource ID: 7348595

Pennsylvania State University Libraries

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Pennsylvania State College

http://n2t.net/ark:/99166/w6r53dpf (corporateBody)

Struble, Jacob B.

http://n2t.net/ark:/99166/w68d44q1 (person)

Jacob B. Struble graduated from the Pennsylvania State College in 1889. By 1921 he had invented the electric block system in switching for the railroads. From the description of Letters and articles, 1886-1921. (Pennsylvania State University Libraries). WorldCat record id: 33195505 ...