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1. Modern industrial progress and the influences accelerating its march: an address delivered at the opening of the forty-first annual exhibition of the American Institute of the City of New York

Author(s):

Barnard, Frederick A. P. (Frederick Augustus Porter), 1809-1889 author

Publication:

New York : Charles H. Jones & Co., printers, 1872

Subject(s):

Civilization
Technology
United States

2. A new form of binocular for use with high powers of the microscope

Author(s):

Barnard, Frederick A. P. (Frederick Augustus Porter), 1809-1889 author

Publication:

[New York?] : [publisher not identified], [1871?]

Subject(s):

Microscopy