Photograph of the Old Main building on the Texas Lutheran College campus photographed during the demolition process during the summer of 1977. Only a portion of the building is left standing and the site has piles of debris surrounding the remaining part of the building. There is a lawn pictured in front of the building that has light poles, small shrubs, and several trees.

Photograph of the Old Main building on the Texas Lutheran College campus during it's demolition in the summer of 1977. There is a lawn pictured in front of the demolition site along with one light pole and small trees. The interior of the building is visible and the upper floors have nearly been demolished. Piles of debris can be seen around the demolition site.

Photograph of Barbara Gibbs and Evelyn Streng in front of their tent at a Rio Grande Village Campground in Big Bend National Park. A picnic table is located on the right side of the photo and various plant life is growing throughout the surrounding area.

Photograph of a view towards The Window from the top of Lost Mine Peak. Barbara Gibbs is standing in the foreground of the photo and there is various plant life growing throughout the surrounding area.

Photograph of blooming cactus on the Lost Mine Peak Trail in Big Bend National Park. A hand is extending from the left hand side of the photo and is touching the cactus flowers. Various plant life is growing around the area.

Photograph of a blooming giant dagger in Big Bend National Park.

Photograph of a blooming giant dagger in Big Bend National Park.

Photograph of Boquillas Canyon and the Rio Grande River in Big Bend National Park. There is some plant life growing along the river's edges.

Photograph of a view of Casa Grande and The Window from Lost Mine Peak in Big Bend National Park. Trees and other plant life are growing throughout the area.

Photograph of a wide angle view of Casa Grande on Lost Mine Peak trail. Barbara Gibbs is standing in the bottom left hand corner of the photo and there is vegetation growing throughout the surrounding area.

Photograph of a flower and old lumber along Lost Mine Peak Trail. Other plant life is growing throughout the surrounding area.

Photograph of Mexican children selling rocks to Barbara Gibbs in Big Bend National Park. There are structures located in the background and an individual is riding off into the distance on the back of a donkey. Various vegetation is growing throughout the area.

Photograph of a view of Boquillas Crossing at Rio Grande River in Big Bend National Park looking across the river towards Boquillas, Mexico. Mexican citizens are located on the other side of the river with horses and trucks. There is various plant life growing throughout the surrounding area.

Photograph of a view of Boquillas, Mexico towards Texas overlooking the Rio Grande River flood plain. A wooden shed is located on the right side of the photo and vegetation is growing throughout the surrounding area.

Photograph of Texas Lutheran University students crossing Boquillas Crossing in rowboats from Mexico back to Texas in Big Bend National Park. Various plant life is growing on both sides of the river.

Photograph of a view of Casa Grande and The Window from the top of Lost Mine Peak. There is plant life located in the foreground of the photo.

Photograph of yucca in full bloom in Big Bend National Park. The Chisos Mountains are located in the background of the photo.

Photograph of dagger flat in Big Bend National Park. There are blooming giant daggers and other desert vegetation growing throughout the surrounding area.

Photograph of a dagger flat sign in Big Bend National Park. Various desert vegetation is growing throughout the surrounding area.

Photograph of the Old Main building on located the Texas Lutheran College campus. The photograph was taken at the beginning stages of the building's demolition that occurred in 1977. The building is pictured with several windows missing and a trailer containing construction materials on the lawn. The foreground of the picture shows a sidewalk leading to the edge of the photo, and a lawn containing several small trees and a light post.

Photograph of the central towers of the Old Main building located on the Texas Lutheran College campus. The photograph was taken at the beginning stages of the building's demolition that occurred in 1977. There is a wire fence in the foreground of the photograph and the building can be seen in the background with missing windows and a small amount of debris.

Photograph of the demolition of the Old Main building on the Texas Lutheran College campus during the summer of 1977. The central tower of the building is still standing but the demolition of the upper floors is nearly complete. Many windows are missing from the building and the interior of the building can be seen. A grassy area is visible in the foreground of the picture and debris are scattered around the site.

Photograph of the Old Main building on the Texas Lutheran College campus during it's demolition of the summer of 1977. The central tower of the building is still standing but the demolition of the upper floors is nearly complete. Many windows are missing from the building and the interior of the building can be seen. A grassy area is visible in the foreground of the picture and construction machinery is parked on the site outside of the building.

Photograph of the Old Main building on the Texas Lutheran College campus photographed during it's demolition during the summer of 1977. The building is photographed to show the exterior and many windows can be seen broken or missing from their frames. Outside of the building wood materials and debris can be seen surrounding the site.