Certificate of Declaration for Charles William Sloman as he was gaining citizenship to the United States. The opening line of the document declares that he "solemnly swear[s], that it is bonafide my intention to become a citizen of the United States, and to renounce forever all allegiance and fidelity to any Foreign Prince..."

Certificate of Citizenship presented to Charles William Sloman in 1884. This certificate says that Charles has "appeared in open Court in the District Court of Galveston County...and applied to said Court to be admitted to become a Citizen of the United States of America."

Portrait of Charles James Sweeney at three years of age; the text on the back of the photo says that he was three years old when this was taken. Charles is resting his hand against a small stone wall and is wearing a large hat on his head.

A group of three women and two men pose at the end of a railroad car in Texas City in 1921. The three women and one man (evidently Wlliam R. Blocker) are standing on the balcony or observation platform at the end of the railroad car. One man (evidently Dee Walker) stands on the ground in front of the balcony and the other individuals. The car's sides are unpainted and weathered wood and two windows are boarded up. All five persons are dressed in dark clothes and are wearing hats. In the background on the far right can be seen a long wooden building with a sign reading [unknown word] "House." On the back of the photograph is written:" Texas City Feb. 1921 Miss Gustavos, [Miss] Terry, [Miss] Martou, Dee Walker."

Photograph of the construction phase for the United States National Bank Building. Construction workers work in the large lot with a steel beam structure with people walking along the street. Wood structures are placed a long the construction barrier and established buildings fill in the background.

Photograph of the construction phase for the United States National Bank Building. A large steel beam structure fills the construction lot with a man standing on a gravel pile.

Long lengths of pipeline lie on the ground near a dock. On the dock, men can be seen. A hoisting crane and a truck are near the docks. Other men gather near the hoisting crane.

An aerial view of two large round black storage tanks of American Oil in Texas City in 1934. In the foreground are other refinery structures. Behind the large storage tanks can be seen some one-story buildings. Further back can be seen some homes and other structures. On the horizon can be seen other structures and the water tower. On the back of the photograph is written in pencil :"2-12-34". Taped to the back of the photograph is a label that reads: "Donated to Texas City Historical Committee by American Oil Company September 15, 1971."

Photograph of a small group of seniors from the League City High School Class of 1938, posing for a portrait outside of an unidentified building. The students are arranged in two rows; the first row is knelt on the ground while the second row stands behind them. Directly to the right of the group is a large bush.

Photograph of a billboard advertisement for the United States National Bank on top of a commercial building.

Photo of four blimps and the blimp hangar at Hitchcock Naval Air Station. The hangar was 1,000', 300' wide and more than 200' high.

Slide of a close-up of a man on a stretcher, with blood around his mouth, during Operation Recheck in Galveston, Texas. A pair of feet are visible to the left, and hands to the right touch a tag on the man's chest.

Glass slide that lists descriptions of the distribution of injuries by zones during Operation Recheck, based on the Texas City disaster.

Glass slide listing descriptions of the pattern of injury during the Texas City disaster in 1947.

Glass slide of three younger men, each wearing a hat, watching a man sitting at a typewriter with headphones on his head, during Operation Recheck in Galveston, Texas.

Glass slide of four people, two of whom are in scrubs, wearing medical face masks during a surgery during Operation Recheck in Galveston, Texas.

Glass slide of a large group of men standing outside a national defense truck during Operation Recheck at the University of Texas Medical Branch in Galveston, Texas. A sign in the foreground reads "Triage Room".

Glass slide of a large group of people wearing long coats standing by the rear of a United State Army Ambulance during Operation Recheck in Galveston, Texas.

Glass slide of a group of men wearing suits standing outside a building during Operation Recheck in Galveston, Texas. A red door is visible on the building in the background.

Glass slide a man standing next to an open car door during Operation Recheck at the University of Texas Medical Branch in Galveston, Texas. Another man and car are visible in the background.

Glass slide of a man lying on his stomach on a stretcher in a tent during Operation Recheck in Galveston, Texas. Several men stand over him to the right.

Glass slide of a man speaking at a podium during Operation Recheck in Galveston, Texas. Men sit in chairs in the background.

Glass slide of a man standing next to a shelf, looking at the papers he holds in his hand, during Operation Recheck in Galveston, Texas.

Glass slide a man standing next to a cylindrical machine, holding a pillow or folded blanket in his hands, during Operation Recheck at the University of Texas Medical Branch in Galveston, Texas. People and a building are visible in the background.