Data sources and credits

A fact on this site names its source. These are the sources and the license that comes with each one. MLB.com is not collected automatically. Pro careers come from Wikidata (CC0) and the Lahman Baseball Database (CC BY-SA). A draft line, when the source has one, is the year, round, and team.

• Official school roster pages

  College roster and counting stats are copied from the school's own public page. Each fact links that page and shows the date it was checked. This site does not collect individual high school player data.

• Wikipedia

  Wikipedia text, when used, is under the Creative Commons Attribution-ShareAlike license (CC BY-SA).

• Retrosheet

  The information used here was obtained free of charge from and is copyrighted by Retrosheet. Interested parties may contact Retrosheet at www.retrosheet.org.

• Lahman Baseball Database

  The Lahman Baseball Database is used under Creative Commons Attribution-ShareAlike 3.0 (CC BY-SA 3.0).

• Chadwick Baseball Bureau

  Chadwick data is used under the Open Data Commons Attribution License (ODC-By).

• Wikidata

  Wikidata is available under Creative Commons CC0.

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