A&E	Architectural and Engineering
A&O	Activation and Operation
ABMA	Army Ballistic Missile Agency
AE	Applications Engineering Office
AF	Air Force
AFB	Air Force Base
AFL-CIO	American Federation of Labor-Congress of Industrial Organizations
ALS	Advanced Launch System
AMC	Army Missile Command
ASRM	Advanced Solid Rocket Motor
.
BOMEX	Barbados Oceanographic Meteorological Experiment
.
C&O	Construction and Operation
CDT	Countdown Demonstration Test
CIN	Curb illegal Narcotics
CM	Command Module
CNOC	Commander Naval Oceanography Command
COE	Center of Excellence
COE	Corps of Engineers
COG	Complex Operational Group
CRSP	Commercial Remote Sensing Program
CSC	Computer Sciences Corporation
CTF	Component Test Facility
.
DCAA	Defense Contract Audit Agency
DCAS	Defense Contract Administrative Services
DOA	Department of Army
DOC	Department of Commerce
DoD	Department of Defense
DTF	Diagnostic Test Facility
DOI	Department of the Interior
.
E-1	Formerly: Component Test Facility
E-2	Formerly: High Heat Flux Facility
E&A	Engineering and Administration
EAFB	Edwards Air Force Base (California)
EAFB	Eglin Air Force Base (Florida)
EELV	Evolved Expendable Launch Vehicle
ELAS	Earth Resources Laboratory Applications Software
EO	Equal Opportunity
EO CAP	Earth Observations Commercial Applications Program
EOR	Earth Orbital Rendezvous
EPA	Environmental Protection Agency
ERC	Education Resource Center
ERL	Earth Resources Laboratory
EROS	Earth Resources Observation Systems
ESSA	Environmental Science Services Administration

GAO	General Accounting Office
GE	General Electric
GEC	Governor's Emergency Council
GSA	General Services Administration
GSE	Ground Support Equipment
.
HEDS	Human Exploration and Development of Space
HHFF	High Heat Flux Facility
.
ICS	Instrument and Control System
ITD	Institute for Technology Development
.
JCWS	Johnson Controls World Services
JSC	Johnson Space Center
.
KAFB	Keesler Air Force Base
KSC	Kennedy Space Center
.
LM	Lunar Module
LOR	Lunar Orbit Rendezvous
.
MAF	Michoud Assembly Facility
MSAAP	Mississippi Army Ammunition Plant
MPT	Main Propulsion Test
MPTA	Main Propulsion Test Article
MSC	Manned Spacecraft Center (Texas)
MSFC	Marshall Space Flight Center
MSU	Mississippi State University
MTF	Mississippi Test Facility
MTTC	Mississippi Technology Transfer Center
MTTO	Mississippi Technology Transfer Office
MTO	Mississippi Test Operation
.
NAA	North American Aviation
NACA	National Advisory Committee for Aeronautics
NASA	National Aeronautics and Space Administration
NASA/SSCPRC	National Aeronautics and Space Administration / Stennis Space Center Permanent Records Collection-Director's Files
NASP	National Aerospace Plane
NDBC	National Data Buoy Center
NFS	National Facilities Study
NFLR	NASA Federal Laboratory Review
NLS	National Launch System
NMFS	National Marine Fisheries Service
NOAA	National Oceanic and Atmospheric Administration
NOO	Naval Oceanographic Office
NORDA	Naval Oceanographic Research and Development Activity
NPS	National Park Service
NBL	Naval Research Laboratories
NRPTA	National Rocket Propulsion Test Alliance
NSTL	National Space Technology Laboratories

OMSF	Office of Manned Space Flight
OPM	Office of Personnel Management
.
PAO	Public Affairs Office
PERT	Program Evaluation and Review Technique
.
R&D	Research and Development
RAP	Regional Applications Program
R&PM	Research and Program Management
RIFT	Reactor-ln-Flight-Test
RLV	Reusable Launch Vehicle
RTOP	Research and Technology Operating Plan
RTQ	Response to Queries
.
S&ID	Space and information Systems Division (North American Aviation)
SDI	Strategic Defense Initiative
SEI	Space Exploration Initiative
SRSC	Space Remote Sensing Center
SRM	Solid Rocket Motor
STS	Space Transportation System
SSC	John C. Stennis Space Center
SSCHRC	Stennis Space Center Historical Records Collection
SSME	Space Shuttle Main Engine
S-IC	Saturn V First Stage
S-ll	Saturn V Second Stage
S-IVB	Third Stage of Saturn V
S-IB	Modified Saturn I Rocket
TEMPO	Technical Military Planning Operation
TRC	Teacher Resource Center
TTB	Technology Test Bed
TWR	Technical Work Request
.
UM	University of Mississippi
UNO	University of New Orleans
USGS	United States Geological Survey
USM	University of Southern Mississippi
USSR	Union of Soviet Socialist Republics
.
VC	Visitors Center (Building 1200)
VIP	Visiting investigator Program
.
ZBR	Zero Base Review

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