DTNSRDC ISSUES THREE TYPES OF REPORTS 



1. DTNSRDC REPORTS, A FORMAL SERIES, CONTAIN INFORMATION OF PERMANENT TECH 

 NICAL VALUE. THEY CARRY A CONSECUTIVE NUMERICAL IDENTIFICATION REGARDLESS OF 

 THEIR CLASSIFICATION OR THE ORIGINATING DEPARTMENT. 



2. DEPARTMENTAL REPORTS, A SEMIFORMAL SERIES, CONTAIN INFORMATION OF A PRELIM 

 INARY, TEMPORARY, OR PROPRIETARY NATURE OR OF LIMITED INTEREST OR SIGNIFICANCE. 

 THEY CARRY A DEPARTMENTAL ALPHANUMERICAL IDENTIFICATION. 



3. TECHNICAL MEMORANDA, AN INFORMAL SERIES, CONTAIN TECHNICAL DOCUMENTATION 

 OF LIMITED USE AND INIEREST. THEY ARE PRIMARILY WORKING PAPERS INTENDED FOR IN 

 TERNAL USE. THEY CARRY AN IDENTIFYING NUMBER WHICH INDICATES THEIR TYPE AND THE 

 NUMERICAL CODE OF THE ORIGINATING DEPARTMENT. ANY DISTRIBUTION OUTSIDE DTNSRDC 

 MUST BE APPROVED BY THE HEAD OF THE ORIGINATING DEPARTMENT ON A CASE BY CASE 

 BASIS. 



