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William Wagner lectures, 1815-1905 (inclusive)

Extent:
2.5 linear feet
Abstract:
William Wagner was a gentleman scientist and avid collector of natural history specimens. He founded the Wagner Free Institute of Science in 1855. This collection contains a series of scientific and general lectures written and delivered by William Wagner. The lectures are arranged by subject and center chiefly on conchology, geology and paleontology, and mineralogy and metallurgy; but also include lectures, for example, on education, agriculture and aesthetics.

Held at: Wagner Free Institute of Science [Contact Us]

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F. Lynwood Garrison metallography photomicrographic glass plates, circa 1885

Extent:
1.0 linear feet
Abstract:
Frank Lynwood Garrison (1862-1951) was a mining engineer from Philadelphia, Pennsylvania, who is best known for his research relating to the structural composition of iron and steel and establishing the science of metallography in the United States in 1886. F. Lynwood Garrison metallography photomicrographic glass plates, circa 1885, consist of approximately one hundred and ten glass plates depicting the composition of iron and steel. One image is of his camera and microscope apparatus.

Held at: The Historical and Interpretive Collections of The Franklin Institute [Contact Us]