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Start Over Repository The Historical and Interpretive Collections of The Franklin Institute

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Wynn Laurence LePage papers, 1857-1869, 1929-1974

Extent:
7.42 linear feet
Abstract:
Wynn Laurence LePage (1902-1985) was an aeronautical engineer, well-known for having a major influence on the development of the autogiro and the helicopter by designing rotary wings. Together, LePage and Haviland Hull Platt, established the Platt-LePage Aircraft Company, which produced the first helicopter officially acquired by the United States Army Air Forces (XR-1) during World War II. The Wynn Laurence LePage papers, 1857-1869, 1929-1974, contain reports on the XR-1 and XR-1A helicopters, correspondence, notes, awards, lectures, newspaper clippings, photographs, a couple of scrapbooks, and objects.

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Henry R. Heyl papers, 1876-1917 (inclusive)

Extent:
1.25 linear feet
Abstract:
Henry Renno Heyl (1842-1919) was an inventor active in Philadelphia, Pennsylvania. Heyl was a longtime member of The Franklin Institute and is best known for creating the phasmatrope, an early simulation of moving pictures, and receiving the first United States patent for a stapler. Henry R. Heyl papers, 1876-1917, consist of numerous patents, drawings and explanations of Heyl's inventions. There is a large amount of materials pertaining to his paper milk bottle and wire book sewing machine inventions. Also included are some photographs and a glass plate negative, a scrapbook, correspondence, graphs, diagrams and blueprints, notes, reports, notebooks, manuals, and books.

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Harry A. Hornor lantern slides, circa 1900-1920

Extent:
3.0 linear feet
Abstract:
Harry A. Hornor (1874-1939) was an electrical engineer who lived in Philadelphia, Pennsylvania and worked for the New York Ship Building Corporation in Camden, New Jersey. Hornor published several papers in prestigious science and engineering journals related to electrical engineering on ships. The Harry A. Hornor lantern slides, circa 1900-1920, consist of two hundred and thirty-five lantern slides depicting images of ships, as well as their construction, launches, interiors, mechanics, equipment, and other aspects. There are also images of diagrams, drawings, and schematics related to the electrical engineering aspects of ship building.

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J. Norman Spawn lantern slides and stereopticons, circa 1890s-early 20th century

Extent:
3.5 linear feet
Abstract:
J. Norman Spawn lantern slides and stereopticons, circa 1890s-early 20th century, consist of approximately two hundred images that depict locations in Pennsylvania, New York, New Jersey, Montana, Colorado, Canada, Italy and other places in Europe, Egypt, and other locations. Some of the images are images of drawings and other documents. Some of the images may be commercially published.

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The Historical and Interpretive Collections of The Franklin Institute glass plates and lantern slides collection, late 19th century-early 20th century

Extent:
20.0 linear feet
Abstract:
Founded in Philadelphia, Pennsylvania, in 1824, in honor of America's first scientist, Benjamin Franklin, The Franklin Institute is one of the oldest and most important science institutes in the nation. Its mission is to inspire a passion for learning about science and technology. The Historical and Interpretive Collections of The Franklin Institute glass plates and lantern slides collection, late 19th century-early 20th century, consists of over two hundred images including children's story slides, travel slides, positive and negative glass plate images of the phases of the moon and an eclipse, and other images. Of special interest in this collection are several glass plate negatives created by artist Thomas Eakins depicting some of his studies of human motion, as well as some glass plate positives from Eadweard Muybridge related to his own studies of motion.

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The Historical and Interpretive Collections of The Franklin Institute subject lantern slides collection, late 19th century-early 20th century

Extent:
15.0 linear feet
Abstract:
Founded in Philadelphia, Pennsylvania, in 1824, in honor of America's first scientist, Benjamin Franklin, The Franklin Institute is one of the oldest and most important science institutes in the nation. Its mission is to inspire a passion for learning about science and technology. The Historical and Interpretive Collections of The Franklin Institute subject lantern slides collection, late 19th century-early 20th century, consists of over nine hundred lantern slides depicting various subjects. The lantern slides are a mix of published and original slides.

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Edwin H. Armstrong papers, 1909-1956 (inclusive)

Extent:
4.35 linear feet
Abstract:
Edwin H. Armstrong (1890-1954) was an American electrical engineer and inventor, best known for inventing the regenerative circuit, the super-regenerative circuit, the superheterodyne receiver, and FM (frequency modulation) radio. He spent much of his life battling in court over his patent rights, primarily with Lee De Forest and Radio Corporation of America, and took his own life in 1954. Edwin H. Armstrong papers, 1909-1956, consist of photographs, lecture notes, letters, certificates, published materials, programs and ephemera, materials from his memorial service, and other documents.

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The Historical and Interpretive Collections of The Franklin Institute general lantern slide collection, late 19th century-mid-20th century

Extent:
36.75 linear feet
Abstract:
Founded in Philadelphia, Pennsylvania, in 1824, in honor of America's first scientist, Benjamin Franklin, The Franklin Institute is one of the oldest and most important science institutes in the nation. Its mission is to inspire a passion for learning about science and technology. The Historical and Interpretive Collections of The Franklin Institute general lantern slide collection, late 19th century-early 20th century, consists of almost 2,500 lantern slides depicting images of and related to The Franklin Institute, as well as science and technology related images. Some of the images in the collection are on full-sized glass plates.

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The Historical and Interpretive Collections of The Franklin Institute Frankliniana collection, 1718-2006 (inclusive)

Extent:
4.0 linear feet
Abstract:
Founded in Philadelphia, Pennsylvania, in 1824, in honor of America's first scientist, Benjamin Franklin, The Franklin Institute is one of the oldest and most important science institutes in the nation. Its mission is to inspire a passion for learning about science and technology. The Historical and Interpretive Collections of The Franklin Institute Frankliniana collection, 1718-2006, consists of prints, drawings, photographs, and a variety of ephemera and secondary-source materials relating to Benjamin Franklin and his activities. There is a small amount of 18th century materials signed or printed by Franklin.

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The Historical and Interpretive Collections of The Franklin Institute aviation scrapbook collection, 1940-1959 (bulk) 1909-1959 (inclusive)

Extent:
1.33 linear feet
Abstract:
Founded in Philadelphia, Pennsylvania, in 1824, in honor of America's first scientist, Benjamin Franklin, The Franklin Institute is one of the oldest and most important science institutes in the nation. Its mission is to inspire a passion for learning about science and technology. The Historical and Interpretive Collections of The Franklin Institute aviation scrapbook collection, 1909-1959 (bulk 1940-1959), consists of eleven scrapbooks with newspaper and magazine clippings, photographs, ephemera, correspondence, and other materials related to aviation and airplanes. Most of the scrapbooks in the collection were compiled by Carl Hunter Boas; some were compiled by Thomas Hart.

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