Pamphlet advertising a mechanism that can be installed in cars to "super charge" their performance by affecting the flow of air into the carburetor. It includes information about how it works, why it is economical, and images of testimonial letters.

Pamphlet advertising American-Marsh portable PF-1 water pump for firefighting. It includes information about the use of the pump, various specifications and maintenance requirements, and brief descriptions of other pumps sold by the company. There are handwritten notes in green ink on the inside pages.

Detailed intersecting line-graph that shows a motor’s revolution per minute (R.P.M) and the head capacity of a generator. The left side of the graph shows the “Pressure in Pounds per Square Inch” starting at 80 and increases by 20 until 280. On the right side of the graph portrays the Motor and Pump R.P.M starting at 2000 and increasing by 100 until 3400.

Photograph of the back of the Brownsville federal building, a large multi-story brick building with several rows of windows and two chimneys.In the foreground an automobile is parked on the street on the left and on the far right a man is carrying a box. To the left of the building in the background a crane is visible and in front of it there is a tree and a small light-colored building.

Guest badge of the 1930 Texas Cotton Palace and Dairy Show. The badge includes a design of a dairy cow in the center.

Bill of Sale and Application for transfer between Kinsel Motor Company and Alex Bradford for a 1935 Chevrolet Panel Truck. Included in this bill of sale is a new license number, the engine’s identification number, and Alex Bradford’s Corpus Christi address.

Photograph of a man in boxing gloves posing with his arms up.

Photograph taken from above of the Brownsville U.S. courthouse and post office, a four-story brick and stone building three arched entries in the middle of the first floor, rows of windows on the front and right sides, a flagpole on the facade on the third floor, and a chimney. In the foreground two people are walking on the sidewalk and there is an automobile parked on the street in front of the building. On the far left other buildings and another street are partially visible in the background.

Photograph of the Brownsville U.S. courthouse and post office, a large four-story building made of stone and bricks with four rows of windows and three arch-shaped entrance in the middle of the first floor. A man is standing in front of the building and on the other side of the street two automobiles and a tree can be seen, with smaller buildings partially visible on the left and right.

Photograph of construction of the foundation of the Brownsville U.S. court house and post office, showing a large building site dug into the ground with another building on the street above in the background. In the foreground there is a large puddle with pieces of lumber scattered around it and part of a crane on the far right. Farther back tho horses are standing and two construction workers are standing in front of the site wall while several other men are sitting on the ground above in front of a large wall. In the background on the right there is a small structure with stairs next to a wooden wall and several trees and a JC Penney building can be seen on the street behind them. A text on the front of the postcard reads: "A. Rogers Photo. 11-1-1931."

Photograph of construction of the Brownsville U.S. courthouse and post office, which consists of three completed stories and support beams for the additional story and roof, with several construction workers on the upper levels. There is scaffolding next to the building on the right and a temporary structure running parallel to the street below on the left. In the background another street and various other buildings can be seen.

Photograph of the Brownsville Federal Building and post office, a four-story brick building, taken from across the street. In the foreground several automobiles are parked on both sides of the street and part of a store front can be seen on the left. One of the cars in front has a label on the spare tire covering that reads "Clark Electric Shop" and telephone lines and palm trees are also visible in front of the building.

Photograph from above of the Brownsville U.S. courthouse and post office, a large four-story brick and stone building with four rows of windows, a flagpole on the facade, and three arched entryways in the middle of the first floor. In foreground a ladder and other building materials are visible on the sidewalk in front of the building, there is a shed on the right, and on the far right a crane can be seen in the alleyway next to the post office.

Photograph of the Brownsville U.S. courthouse and post office, a large four-story brick and stone building, taken from Tenth Street. In the foreground there are two automobiles parked on the other side of the street, which is lined with street lamps. On the left part of a storefront is visible and telephone lines are running across the street.

Photograph of the back of the Brownsville U.S. courthouse and post office, a large multi-story building whose front is at least one story taller than its back and which has two chimneys on the left and right. The photograph is taken from the roof of another building with other buildings visible on the left and right and telephone lines and poles in between them.

Photograph of the North side of the Brownsville U.S. court house and post office, a large four-story brick and stone building with three rows of rectangular windows and thee archways in the middle of the ground floor. There is a crane next to it on the right and on the left there is a long temporary structure running parallel to the road.

Photograph of the demolition of the Brownsville first Federal Courthouse. It was demolished to build the second Federal Courthouse and Post Office. The first floor has an arched doorway in the middle and several arch-shaped windows on either side and the second story has several rectangular windows on both sides. In front of the building a man is standing in front of a pile of lumber and other materials next to a tree. In the foreground there are several large stacks of bricks and on the right another building with two chimneys is partially visible.

Photograph of the Brownsville Federal Building and post office, a four-story brick building, taken from across the street. In the foreground several automobiles are parked on both sides of the street and part of a store front can be seen on the left. One of the cars in front has a label on the spare tire covering that reads "Clark Electric Shop" and telephone lines and palm trees are also visible in front of the building.

Photograph of construction of the Brownsville federal building and post office, a large four-story brick and stone building with only the first three stories completed. The fourth floor has support beams but no walls and there is what appears to be a grid on the roof. In front of the building there is a machine of some kind on the sidewalk next to a short brick wall and three arched entryways. In the foreground a woman is walking on the street in front of the building there are lampposts and telephone poles lining the street. On the left a storefront is partially visible and on the right part of a palm tree can be seen with other trees in the background.

Photograph of construction on the Brownsville U.S. courthouse and post office, a building consisting of two incomplete stories and no roof. The left part of the building is only a single floor and has a large pole on top of it while the part on the right has two floors. In front of the building on the left several people are standing in the street in front of the sidewalk, which is covered in debris, and on the right cars are parked on the side of the street. Next to the post office on the right is another building with a sign that reads "Kress Store" and on the left another building and telephone lines are visible. A text on the front of the photograph reads " Rogers Photo 10-01-1931."

Photograph of construction of the Brownsville U.S. courthouse and post office, consisting of two completed stories, and support beams for the additional levels and the roof. There is scaffolding around the first two stories and several construction workers are visible on the top level, on the scaffolding, and in front of the building on the sidewalk below. The photograph is taken from the roof on another building across the street with part of another building and a crane visible on the left and an alley below on the right.

Photograph taken from above of the Brownsville U.S. courthouse and post office, a four-story brick and stone building three arched entries in the middle of the first floor, rows of windows on the front and right sides, a flagpole on the facade on the third floor, and a chimney. In the foreground two people are walking on the sidewalk and there is an automobile parked on the street in front of the building. On the far left other buildings and another street are partially visible in the background.

Photograph from behind of the U.S. Courthouse and post office, a multi-story brick building with several rows of windows and two chimneys. In the foreground on the far right there is a man is wearing a hat and carrying a box and on the left an automobile and another small building are visible. Behind them a tree and part of a crane can be seen in the background.

Photograph of a steel-reinforced wooden wall for the basement of the Brownsville U.S. courthouse and post office. The wall consists of several wooden boards stacked on top of each other with a steel grid on the side.