Abstract These notes are Harry M. Ullmann’s class notes made by him during his PhD studies at Johns Hopkins University in the early 1890s. The notes provide insight on teaching methods and content in late 19th century chemistry at a major U.S. university. Also included is a humorous diary of travel through Europe in the style of Mark Twain’s travels abroad. Ullmann was a professor of chemistry at Lehigh University from 1894 to 1938. He was chairman of the combined Chemistry and Chemical...

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A collection of railroad history and memorabilia from both American and Britain railroads as well as some local Pennsylvania history regarding the anthracite coal, slate and zinc industries.

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Reflected in this collection is the bureaucracy of the Lehigh Valley Railroad Company from a train conductor’s view. The collection contains bulletins, supplements to bulletins, correspondence about operation of trains, train fares, schedules of train stations, time tables, conductor’s documentation of passengers’ destinations, tickets issued and material especially about the Black Diamond Express – the LVRR’s most famous train.

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Single volume ledger of Lehigh Valley Rail Road Company containing information on the locomotive and railroad car maintenance, repair and management records from 1863-1874.