2022-02-11 20251210-0 Layer package Layer package 2010-01-01 2022-03-08 2022-02-22 application/x-7z-compressed multipart/mixed .lpk ArcGIS layer package A layer package packages one or more layers and all referenced data sources to create a single compressed .lpk file. LPK LPK false LPK 2010-01-01 LPK true true