Photograph of troops in the 36th Division of the Texas National Guard passing in review before Governor William Lee O'Daniel and other VIPs at the conclusion of the annual two-week summer encampment.

Aerial photograph showing national guardsmen lined up in formation, awaiting official review. The photograph also shows the buildings at the camp and the town of Palacios in the background.

Postcard of a man sitting on top of the engine of a Douglas O434 observation airplane at Camp Hulen. There is another man leaned over the side of the engine, apparently performing some maintenance on the plane.

Photograph of members of the Texas National Guard working with a 37mm anti-tank cannon.

Postcard of a Pratt & Whitney radial engine on an aircraft.

Photograph of a Douglas 0-43A observation airplane from the 111th Observation Squadron, 36th Division, of the Texas National Guard flying above Camp Hulen. According to the text on the back of the photograph, the photographer in the plane is recording the final review of troops by the governor at the conclusion of their two-week summer encampment.

Postcard of artillerymen of the 36th Division of the Texas National Guard training with a 105 mm. Howitzer cannon.

Photograph of Texas National Guard troops marching down a street with cars and people on the sides.

Photograph of troops at Camp Hulen working with a .30 caliber machine gun on the firing range.

Postcard of Governor W. Lee O'Daniel (in light suit) inspecting the Texas National Guard troops at the end-of-summer grand review at Camp Hulen.

Photograph of members of the Texas National Guard working with an anti-tank weapon at Camp Hulen.

Postcard of artillerymen of the 36th Infantry Division training with 105 mm. Howitzer cannons.

Photograph of a Douglas 048A Observation Airplane assigned to the 111th Observation Squadron of the 36th Division of the Texas National Guard.

Photograph of a Douglas 047A Observation Airplane assigned to the 111th Observation Squadron of the 36th Division of the Texas National Guard.