Map shows major highways, cities, towns, counties, lakes, rivers, and national parks. Insets: "Beaumont Area," "Dallas - Fort Worth Area," "Greenville - Paris Area," "Houston Area," "Lower Rio Grande Valley Area," "San Antonio Area," and "Tyler - Mount Pleasant Area." Scale: [ca. 1:704,000 and 1:1,408,000].

Monthly bulletin issued to address topics related to law enforcement. This issue discusses "Merging Community-Oriented and Crime-Specific Policing Part Seven of Seven" including information on problem-oriented approaches and their effects.

Interview with J. Frank Rollins, an oilman and a geophysicist, concerning his work experience with Petty Geophysical Engineering Company doing refraction seismic work; his employment with Geophysical Service, Inc.; doing reflection and refraction work in 1936; oil exploration in South America; work in oil field instrumentation equipment; work as a "computer" interpreting geological data; founding of Rayflex Exploration Company in 1948; technological developments for oil field exploration; geochemical surveying; the sale of Rayflex to Phillips-Eckhart in 1962; his work as a geophysical consultant; the application of oil field technology to national defense; German espionage activity in South America during World War II; and pro-German activity in South Louisiana during World War II.