rdf-syntax-grammar
mods:
  schema location: http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
  title info:
    title: Difference between the potentiometric surfaces of the Aquia Aquifer of ... and ... in southern Maryland
  name:
    name part: Geological Survey (U.S.)
    role:
      role term: creator
  name:
    name part: Maryland
    name part: Tidewater Administration.
  name:
    name part: Maryland Geological Survey
  type of resource: cartographic
  genre: map
  origin info:
    place:
      place term: mdu
    date issued: 19uu
    date issued: 9999
    issuance: continuing
    frequency: Biennial
  language:
    language term: eng
  physical description:
    form: microfiche
    extent: maps ; 22 x 17 cm.
  note: U.S. Department of the Interior, U.S. Geological Survey ; prepared in cooperation with Maryland Geological Survey and Maryland Tidewater Administration.
  note: Potentiometric contours.
  note: "Base from USGS Digital line graph, 250,000."
  note: Shipping list number: 95-0614.
  note: Sept. 1982 and Sept. 1993, 94-394.
  note: Coordinates for map based on: Sept. 1990.
  note: Description based on: Sept. 1990.
  note: Microform.
  note: Microfiche. <Sept. 1990-> [Denver, Colo. : U.S. Geological Survey]. microfiches : negative.
  subject:
    cartographics:
      coordinates: W0770000 W0760000 N0390000 N0380000
  subject:
    geographic code: n-us-md
  subject:
    cartographics:
      scale: Scale 1:250,000
    cartographics:
      coordinates: (W 77⁰--W 76⁰/N 39⁰--N 38⁰).
  subject:
    topic: Groundwater
    geographic: Maryland, Southern
    genre: Maps
  subject:
    topic: Aquifers
    geographic: Maryland, Southern
    genre: Maps
  subject:
    geographic: Magothy Aquifer
    genre: Maps
  classification: I 19.76:
  related item:
    title info:
      title: U.S. Geological Survey open-file report
  identifier: 99028498
  record info:
    record content source: GPO
    record creation date: 990302
    record change date: 20151021054041.0
    record identifier: in00001472577