MARC Train, along with the other modes of MDOT MTA and other local transit agencies, is on the Transit app. You can see where your train is and read any service alerts that have been issued.

MARC (machine-readable cataloging) is a standard set of digital formats for the machine-readable description of items catalogued by libraries, such as books, DVDs, and digital resources.

The MARC formats are standards for the representation and communication of bibliographic and related information in machine-readable form.

The Maryland Area Rail Commuter (MARC) [4] is a commuter rail system in the Washington–Baltimore area.

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This online publication provides access to both the full and concise versions of the MARC 21 Format for Bibliographic Data. The "full" bibliographic format contains detailed descriptions of every data …

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MARC 21 Format for Bibliographic Data is designed to be a carrier for bibliographic information about printed and manuscript textual materials, computer files, maps, music, continuing resources, visual …

Germantown Marc Eb Metropolitan Grove Marc Eb Gaithersburg Marc Eb Washington Grove Marc Eb Rockville Marc Eb Garrett Park Marc Eb Kensington Marc Eb

This page lists the table of contents for the MARC 21 format documentation (Network Development and MARC Standards Office, Library of Congress)