Correlation list of new and old numbers of The Descriptive Catalogue of the Photographs of the U.S. Geological Survey of the Territories for the Years 1869-1875: Miscellaneous Publication, no. 5, Department of the Interior, U.S. Geological Survey of the T

The numbers of the negatives listed in the Descriptive Catalogue of the Photographs of the U. S. Geological Survey of the Territories for the years 1869 to 1875, Miscellaneous Publication No. 5, Department of the Interior, U. S. Geological Survey of the Territories, 1875, were replaced many years ago with new numbers. The following list of new numbers correlating the old numbers has been prepared to serve as a key to the 1875 catalog.

Each assigned new number represents a negative or a print in our collection and the sequence of new numbers follows the order of prints mounted in five albums in the photographic library of the U.S. Geological Survey. Blank spaces in the list indicate unknown old catalog numbers and dates.