Here is data related to the Los Angeles Region Imagery Acquisition Consortium (LAR-IAC) Program. Actually, this is not the data but grids and auxiliary layers related to the project(s).
LAR-IAC3 (2011) Downloads: (more layers to follow as layers are finalized)
AT Block Layout - Click here (zipped)
For LAR-IAC2 (2008) data – Click here.
For LAR-IAC (2006) data – Click here.