Map Librarian's Toolbox
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Cataloging & Processing

Extent Helper can be used to create MARC-compliant bounding boxes for the 034 and 255 fields of a catalog record.

Kloken Bounding Box Tool – can be used to outline an area on a map to generate the latitude and longitude of a map for the 034 and 255 fields of a catalog record.

Geographic Cutters (complete)- A .pdf file (3000 pages long) with cutter numbers for administrative divisions, geographic regions and cities maintained by the Library of Congress.

Cutter Numbers for California – Cutter numbers for California Regions (G 4362)Cities (G 4364) and a list of common LC Map Call Numbers used at Stanford and UC Libraries are available on the Web.

Cutter Numbers for Geographic AREAS – Cutter numbers for administrative divisions, geographic regions and cities can be found in Geographic Cutters (Washington, D.C.: Library of Congress, 1988) or by doing a guided keyword search for the the name of the place or region as a geographic subject heading in the Library of Congress Catalog. If the area appears to have no cutter, contact the Library of Congress’ Geography & Map Division.

Geographic Area Codes – Lists of MARC Geographic Area Codes are available from:

Geographic Subject Headings – Subject headings for geographic entities can be searched in the Library of Congress Authorities List.

Canadian tools and tips from ACMLA.

Map Cataloging Bibliography– List of resources related to Map Cataloging by Kathy Rankin.

Map Dates: Date Codes for Road Maps – Linda Zellmer is now maintaining the web site with information and links on dating road maps that Phil Hoehn originally compiled. This information is provided on the Map Date Codes web page.

Mathematical Data for Bibliographic Descriptions – by Jan Smits at the Koninklijke Bibliotheek.

RDA Presentation – by Mary Larsgaard and Kathy Rankin at WAML Hawaii 2012.

Romanization Guides – Contributed by Larry Cruse, UCSD.

Slavic Languages Cataloging Manual – from the Slavic & East European Section of ACRL. Includes resources for transliteration and abbreviations.

State and County Coordinates – 4-corner latitudes and longitudes for States and selected counties are available on the MAGIRT web site.
Arizona – Arizona County Coordinates
California – California County Coordinates by R. Bruce Robertson, 1984
Hawaii – Hawaii County Coordinates: Including Major Islands and National Parks by James A. Baldwin, 1987
Illinois – Illinois County Coordinates by Alex Wenner and Marian Hunter, 1985
Indiana – Indiana County Coordinates by James A. Baldwin, 1990
Iowa – Iowa County Coordinates by Casey Kohrt 2002
Michigan – Michigan County Coordinates (including public lands) by Michael McDonnell, 1989
Minnesota – Minnesota County Coordinates by John A. Olson, 1991
Missouri – Missouri County Coordinates by Allen P. Wilson, 1988
Nevada – Nevada County Coordinates
Ohio – Ohio County Coordinates by Evron S. Collins, 1989
Utah – Utah County Coordinates by R. Bruce Robertson, 1984
Wyoming – Wyoming County Coordinates: Including National Parks and Monuments, and Wind River Indian Reservation by Jim Walsh, 1986

Superseded Nautical Chart Conversion Table – A list of charts issued by the National Ocean Survey, National Ocean Service, U.S. Coast and Geodetic Survey, U.S. Coast Survey) and by the U.S. Lake Service from Branner Earth Sciences Library and the University of California-Berkeley.

Scale Finder Program – A program that can convert linear scales to representative fractions and vice-versa can be downloaded at the bottom of this page.

Toolbox for Processing and Cataloging Federal Government Documents – Resources for processing US Government Documents.

Why Catalog Maps?, by Kathy Rankin.

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