National Geospatial Program Specification for the U.S. Geological Survey Historical Topographic Map Collection Chapter 11 of Section B, U.S. Geological Survey Standards Book 6, Collection and Delineation of Spatial Data Techniques and Methods 11–B6 U.S. Department of the Interior U.S. Geological Survey COVER. Cartographers in the Field. This Depression-era oil painting, created by Hal Shelton in 1940, depicts mapping techniques used in the early days of cartography, including an alidade and stadia rod for determining distances and elevations and a plane-table for sketching contour lines. This 4-by-6 foot painting is on display in the U.S. Geological Survey (USGS) library in Menlo Park, California. Photograph by Terry Carr, USGS. Specification for the U.S. Geological Survey Historical Topographic Map Collection By Gregory J. Allord, Jennifer L. Walter, Kristin A. Fishburn, and Gale A. Shea Chapter 11 of Section B, U.S. Geological Survey Standards Book 6, Collection and Delineation of Spatial Data National Geospatial Program Techniques and Methods 11–B6 U.S. Department of the Interior U.S. Geological Survey U.S. Department of the Interior SALLY JEWELL, Secretary U.S. Geological Survey Suzette M. Kimball, Acting Director U.S. Geological Survey, Reston, Virginia: 2014 For more information on the USGS—the Federal source for science about the Earth, its natural and living resources, natural hazards, and the environment, visit http://www.usgs.gov or call 1–888–ASK–USGS. For an overview of USGS information products, including maps, imagery, and publications, visit http://www.usgs.gov/pubprod To order this and other USGS information products, visit http://store.usgs.gov Any use of trade, firm, or product names is for descriptive purposes only and does not imply endorsement by the U.S. Government. Although this information product, for the most part, is in the public domain, it also may contain copyrighted materials as noted in the text. Permission to reproduce copyrighted items must be secured from the copyright owner. Suggested citation: Allord, G.J., Walter, J.L., Fishburn, K.A., and Shea, G.A., 2014, Specification for the U.S. Geological Survey Historical Topographic Map Collection: U.S. Geological Survey Techniques and Methods, book 6, chap. B11, 65 p., http://dx.doi.org/10.3133/tm11B6. ISSN 2328-7055 (online) iii Contents Introduction.....................................................................................................................................................1 Applicability ...........................................................................................................................................1 Related Standards ................................................................................................................................1 Maintenance Authority ........................................................................................................................1 Document Organization .......................................................................................................................1 Requirement Terminology ....................................................................................................................1 Background.....................................................................................................................................................2 Project Overview...................................................................................................................................2 Process Overview .................................................................................................................................2 Source Data ....................................................................................................................................................2 Scanning..........................................................................................................................................................4 Metadata .........................................................................................................................................................5 Georeferencing ..............................................................................................................................................7 Product Development....................................................................................................................................9 GeoPDF Digital Map .............................................................................................................................9 Supporting Files...................................................................................................................................12 Browse Image ............................................................................................................................12 Thumbnail Image .......................................................................................................................13 References Cited..........................................................................................................................................13 Glossary .........................................................................................................................................................15 Useful Web Sites ..........................................................................................................................................16 Appendix A. Relational Database Structure for HTMC Metadata Fields ........................................19 Appendix B. HTMC Metadata Glossary ................................................................................................21 How to Read and Use this Glossary ................................................................................................21 Glossary Entries ......................................................................................................................... 21 Frequently Asked Questions and Important Things to Remember .............................................41 Addendum 1: Photo Year Metadata Elements ............................................................................43 Photo Year Metadata Elements ...............................................................................................43 Summary of Photo Year Metadata Element Coding .............................................................44 Photo Year Metadata Element Coding Examples ........................................................44 Example 1: Typical Base Map with Standard Citing of Photo Usage ..............44 Example 2: Typical Base Map with Date Range Citing of Photo Usage .........45 Example 3A: Typical Photo Revision Map ........................................................45 Example 3B: Later Printing of aTypical Photo Revision Map ........................45 Example 4: Typical Photo Inspection Map .......................................................46 Example 5: Photo Inspection and Photo Revision Map .................................46 Example 6: Photo Inspection Map with a Photo Inspection Year ................47 iv Addendum 2: Geospatial Metadata Components ......................................................................48 Boundary Coordinates ..............................................................................................................48 Control Mark Layout ..................................................................................................................49 Control Mark Spacing ...............................................................................................................52 Addendum 3: De-Duplication of HTMC Metadata Records .....................................................53 Overview......................................................................................................................................53 De-Duplication Method ............................................................................................................54 Visual Version Metadata Element Examples .........................................................................54 Example 1: Presence or Absence of USGS Logo and International Standard Book Number (ISBN) Barscan ...............................................................................54 Example 2: Visually Distinct Imprint Statements ......................................................54 Example 3: Urban Tint Visual Differences .................................................................54 Appendix C. HTMC Metadata Report Fields ........................................................................................57 Appendix D. Example CSV Downloadable Metadata File ..................................................................61 Appendix E. FGDC Compliant Metadata Example ...............................................................................63 Figures 1. Overview of Historical Topographic Map Collection (HTMC) production process ...............3 2. Screen image of Historical Topographic Map Collection metadata showing unique scanned map records .....................................................................................................5 3. Historical Topographic Map Collection Metadata Report for 1890 Newburyport topographic map ...........................................................................................................................6 4. Regularly