The Houston Police Museum has of 2 floors. The lower level has old uniforms and equipment, as well as some artifacts that date back to the late 1880s. Although the Houston Police Department was founded in the year 1841. As for the current articles, those are relating to the history of the Police Department, such as helicopters, motorcycles, vehicles, uniforms, weapons, photographs and other material related to the development of the department.
The Military and Space Museum exists to feed the memories of people from farms, offices and factories who answered the call of duty in the United States for six foreign wars, from the Spanish-American War to the Gulf War. It's a sanctuary and an eloquent statement on the passage of time. You should go check it out.