1 Subjects: “...National Institute of Standards and Technology (U.S.) / http://id.loc.gov/authorities/names/n...”

2 Subjects: “...United States / National Aeronautics and Space Administration / stw...”

3 Subjects: “...National security / Data processing...”

4 Subjects: “...National security / Vocational guidance...”

5 Subjects: “...National security / Vocational guidance...”

6 Subjects: “...National security / United States / http://id.loc.gov/authorities/subjects/sh85140387...”

7 Subjects: “...National security / http://id.loc.gov/authorities/subjects/sh85090122...”

8 Subjects: “...National security / Vocational guidance...”

9 Subjects: “...National Institute of Standards and Technology (U.S.) / fast / (OCoLC)fst00643187...”

10 Subjects: “...National security / United States / http://id.loc.gov/authorities/subjects/sh85140387...”

11 Subjects: “...National security / Vocational guidance / United States...”

12 Subjects: “...National security / Vocational guidance...”

13 Subjects: “...Australian National Antarctic Research Expeditions / fast...”