1330 GEM Metafile Format 3.10 Image (Vector) This is an outline record only, and requires further details, research or authentication to provide information that will enable users to further understand the format and to assess digital preservation risks associated with it if appropriate. If you are able to help by supplying any additional information concerning this entry, please return to the main PRONOM page and select ‘Add an Entry’. 1 Digital Preservation Department / The National Archives 19 Jul 2013 19 Jul 2013 fmt/543 PUID gem File extension 857 GEM metafile 3.10 little endian Magic number FFFF; length = 0x18; version 310 decimal =hex 3601; coordinate system either 0 (Normalized Device Coordinates) or 2 (Raster Coordinates) 1 Absolute from BOF 0 0 FFFF18003601(02|00)00 Is subsequent version of 1329 GEM Metafile Format