
Union Pacific "Centennial" #6913. Its name coincided with the 100th anniversary (in 1969) of the completion of the Transcontinental Railroad. The largest diesel locomotive ever built, the Centennial hauled freight on the Transcontinental Railroad.

Drover Caboose #2332. Operated by the St. Louis - Southwestern (Cotton Belt) Railroad, this car had multiple uses. It provided caboose accommodations for the train crew as well as space for small freight shipments and passengers. It also provided space for cattle drivers when they accompanied their livestock which traveled to market by rail.

Union Pacific "Big Boy" Steam Locomotive #4018 hauled up to 100 freight cars per trip on the Transcontinental Railroad line between 1942 - 1957. Regarded as the largest steam locomotive in the world, when fully loaded with water and coal the "Big Boy" weighs in at 1.2 million pounds. It hauled heavy trains over the Continental Divide along the Union Pacific line in Wyoming.

Dallas Depot of the Houston & Texas Central Railroad (H&TC), built circa 1900. The H&TC was the first railroad to arrive in Dallas in 1872 following construction from Houston. A year later, the line progressed to the Red River, connecting with lines to the North through present-day Oklahoma. HD Connor Photo Collection

Union Pacific "Big Boy" Steam Locomotive #4018 hauling freight over the Continental Divide between Cheyenne and Green River, Wyoming circa 1955.

Houston & Texas (H&TC) Depot present-day following preservation and restoration. A depot was the center of activity in most communities - a place to send and receive telegrams, collect and mail packages, and purchase train tickets for travel.

Nicknamed the "Cotton Belt," the St. Louis - Southwestern Railroad served North Texas and points north to St. Louis. This caboose was used on branch lines mainly in Missouri and provided "mixed train" accommodations for freight and passengers. This view is following the Drover Caboose's donation to the Museum in 1967.