Photograph of a large crane designed and built by Robert G. LeTourneau of Longview, Texas. It is pictured next to a barge ship, which shows the relative size of the piece of machinery.

Photograph of the First Methodist Church of Longview, Texas. The church was founded around 1840 and in 1871, the church building was moved to a plot of ground given by the Texas and Pacific Railroad.

Photograph of the First Presbyterian Church in Longview, Texas. The church was built in 1874 on land donated by the Texas & Pacific Railroad. There are several cars parked on the street outside of the church.

Bill for $125 in annual dues for the Ahavath Sholom Congregation, in Fort Worth, Texas. The dues statement is for congregation member, B. Max Mehl.

Photograph of one of the large bulldozers designed and built by Robert G. LeTourneau of Longview, Texas. LeTourneau designed and built machinery on such a large scale that his machinery was used all over the world in large projects, such as clearing land for building dams, airports and heavy offshore oil rigs. LeTourneau was a pioneer in his field, holding almost 300 patents for inventions. In the photograph, the bulldozer is parked next to an automobile.

Photograph of quarters for transients at Lake Dallas. The quarters are covered by canopies. Grass is visible in the foreground.

Photograph of the quarters in a transient camp at Lake Dallas. Foliage is planted in front of a tent. A truck is parked in front of the quarters.

Photograph of an engineer's house at Lake Dallas. The small house is surrounded by trees. A man and two children stand on the front porch.

Photograph of the storerooms and Supply house in a transient camp at Lake Dallas. A standpipe is visible behind them.

Photograph of Roland Stewart's residence at Lake Dallas. The building is surrounded by trees. People stand on the front porch of the home.

Photograph of a standpipe for a transient camp at Lake Dallas. The standpipe is approximately as tall as the trees surrounding it.

Photograph of the General Headquarters and Mess Hall in a Transient Camp at Lake Dallas.

Photograph of a pump house in a transient camp at Lake Dallas. The pump house is small and close to the lake. A tree is visible in the foreground.

Typed letter from B. Max Mehl to the Ahavath Sholom Congregation. In the letter, Mehl responds to a dues statement sent to him from the congregation. The letter is requesting a corrected dues statement due to the congregation overcharging Mehl. The stationery includes a colored illustration at the top of the page that says, "Importer of and Dealer in Rare Coins, Medals, and Paper Money of all Countries and Periods"