The Texas Historical Commission produces a FREE map/brochure titled "Texas in the Civil War" which lists the locations of the Texas Monuments and has a color photo of the monument at Gettysburg.

This info is taken from the brochure, so if you call check the area code, as it may have changed
You can obtain this colorul map/brochure from the Texas Historical Commission, PO BOX 12276, Austin, Texas 78711-2276. TEL: (512) 463-6100 or online at www.thc.state.tx.us