Photograph of men lined up by the engine of T&P train #148 posing for a picture. Written beneath the image is "T&P Topics, Jan 1947, Pg 12."

Photograph of an aerial view of the 32 stall T&P roundhouse in Fort Worth, Texas. Written below the image are "Fort Worth, Texas T&P 32 stall roundhouse as seen in 1947" and "R. H. Carlson Collection."

Photograph of train engine #643 and an attached car on railroad tracks as part of a railway turntable, viewed from a front side angle. "643" and "Texas & Pacific" are visible on the side. Additional tracks lay in front and behind. Handwritten text below the image says, "Fort Worth, Texas 1947 - Turntable."

Photograph of train engine #668 and an attached car on railroad tracks, viewed from a front side angle. "668" and "Texas & Pacific" are visible on the car. Additional tracks lay in front. An electrical pole rises above the train in the background. Handwritten text below the image says, "Fort Worth, Texas 1947."

Copy photo of President and First Lady Harding in T&P train #709 from T&P Topics magazine. Written below the image are "[sic] Nov. 7, 1920 President Warren G. Harding and Mrs. Harding in Locomotive #709 between Marshall and Longview Jct." and "T&P Topics, Feb 1947, pg 8."

Photograph of train engine #655 and attached cars on railroad tracks, viewed from a front side angle. "655" is visible on the front of the engine. Another train sits off to the right. Dark smoke billows up from its front chimney. Electrical poles rise above the train in the background. Typed text on the image says, "T&P Red Ball freight (Engine No. 655) stands on siding as passenger train pauses." Handwritten text below the image says, "T&P Topics, Feb 1947, PG 10."

Photograph of T&P train #804 in Big Sandy, Texas. There is another train partially visible behind it. Written below the image are "Big Sandy, Texas Feb 11th 1947" and "C. W. Jernstrom."

Photograph of train #807 in Sweetwater, Texas. There is a small plume of smoke rising from the smokestack. Text beneath the image says "Sweetwater, Texas Feb 28th 1947" and "Charles E. Winters."

Photograph of T&P train #705 in Kingsville, Texas. Written below the image are "Kingsville, Texas May 1947 (on MoPac)" and "H. K. Vollrath."

Photograph of a train engine and attached car on railroad tracks, viewed from a front side angle. An insignia is visible on the car. Additional tracks lay in front. Part of a building is visible in the left background. Handwritten text below the image says, "Denver, Colo. Jun 7th 1947 (ex T&P #557)."

Photograph of a train engine and attached car on railroad tracks, viewed from the side. "645" and "Texas & Pacific" are visible on the side. Additional tracks lay in front. Part of a train is behind to the left. An electrical pole stands in the background right. Handwritten text below the image says, "Fort Worth. Texas Sept 1947."

Photograph of train engine #903 and attached car, viewed from a front side angle. "903" is visible on the front of the engine and the side of the car, along with "Texas & Pacific." Men work alongside the train. Poles connect from the building behind and stand on either side of the train. Handwritten text below the image says, "Texarkana, Texas Sept. 1947."

Copy photo of an early T&P locomotive with a few men posing next to it. Written underneath the image are "One of the first T&P locomotives" and "T&P Topics, Oct 1947, pg 35"

Photograph of train engine #901 and attached car on railroad tracks, viewed from the side. "Texas & Pacific" and "901" are visible on the side. Additional tracks lay to the side in front. Part of another train sits on the tracks in the left background. Handwritten text below the image says, "Fort Worth, Texas Oct 1 1947."

Photograph of train #900 in Fort Worth, Texas. Text below the image says "Fort Worth, Texas Oct 2nd 1947 (M-1)" and "H. J. Boudreaux."

Photograph of train engine #901 and attached car on railroad tracks, viewed from a front side angle. "Texas & Pacific" and "901" are visible on the side. A building is in the background left. Part of another train sits on the tracks in the right background. Handwritten text below the image says, "Fort Worth, Texas Oct 2nd 1947 (M-1) *Note pin striping."

Photograph of train engine #906 and attached cars on railroad tracks, viewed from a front side angle. The text "906" is visible on the front and side, along with "Texas & Pacific." Equipment stands above the train in the right background, a man working atop a tower. Handwritten text below the image says, "Fort Worth, Texas Oct 2 1947."

Photograph of train #900 in El Paso, Texas. Text below the image says "El Paso, Texas Oct 3rd 1947" and "W. Burke."

Photograph of train engine #701 and attached car on railroad tracks, viewed from a front side angle. "Texas & Pacific" and "701" are visible on the side. Additional tracks lay to the side in front. A crane and building rise above the train in the background. Handwritten text below the image says, "Dallas, Texas Oct 4th 1947 (P-1)."

Photograph of T&P train #629 waiting on the tracks in Fort Worth, Texas. A second train is partially visible behind the first, and there is a large water tank in the background. Written underneath the image are "[sic] Fort Worth, Texas Oct 6th 1947 (I-IBR)" and "H. J. Boudreaux."

Photograph of train engine #660 and attached cars on railroad tracks, viewed from the side. "660" and "Texas & Pacific" are visible on the side. Additional tracks lay in front. Handwritten text below the image says, "Fort Worth, Texas Oct 6 1947."

Photograph of a train engine and attached car on railroad tracks, viewed from a front side angle. "666" is visible on the front and side, along with "Texas & Pacific." Additional tracks lay to the right. An electrical pole rises above the train in the background. Handwritten text below the image says, "Fort Worth, Texas Oct 6th 1947."

Photograph of T&P train #704 with a large plume of black smoke rising from the engine.

Photograph of T&P train #907 after a high speed wreck. There is a man standing in front of the wreckage. Written below the image are "[sic] #907 Jefferson, Texas Oct 25 1947 (passenger train wreck fireman killed, 30 passengers injured. Too much speed)" and "R. H. Carlson."