Helpful downloads

IDL data name with quad map name text file (18k) - Delimited text file with Idl quad name and USGS map name.

IDL data name with quad map name dbf file (16k) - Dbf file with Idl quad name and USGS map name.

IDL data dictionary in dbf format (17k) - Verbal description of the numeric idlcode, use it to link to the vector data.

DRG TIF world files (tfw) in NAD83 (240k) - Just replace the NAD27 world file (tfw) with NAD83 world file.

LizardTech MrSid image viewers - for the Mac, Windows and Pocket PC.

Published Maps

IDL Endowment Lands (PDF) - Projection: IDTM, Size: 28"W x 36"H.

IDL Supervisory Areas with relief shading (PDF) - Projection: IDTM, Size: 28"W x 36"H.

Statewide public ownership, including IDL Endowment Lands (PDF) - Projection: IDTM, Size: 28"W x 36"H.

IDL Endowment Lands colored by endowment institution (PDF) - Projection: IDTM, Size: 28"W x 36"H.