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    05/18

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      Gumroad Library

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      Quentin Zervaas

      Creator of TransitTimes+ for iOS & Android (http://transittimesapp.com) and TransitFeeds.com (http://transitfeeds.com).

      Follow for updates on what Quentin Zervaas is creating.

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        GTFS + GTFS-realtime Book Bundle

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          The Definitive Guide to GTFS-realtime

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            The Definitive Guide to GTFS