Geographic indentification [i.e. identification] code scheme  [computer file]. 

 - Washington, DC  U.S. Dept. of Commerce, Bureau of the Census, Data User Services Division  [1994] 
 - Computer laser optical disc  4 3/4 in. 
<br/><br/> Title from disc label.  "CD-GICS."  Shipping list no.: 94-0039-E.  "Issued August 1994."  Disc characteristics: CD-ROM.  ISO 9660 format. 
<br/><br/> Contains the entity names, codes, selected geographic relationships, total population, total number of housing units, area measurements (land, total water, inland water, coastal water, Great Lakes water, and territorial water), and internal points for the high-level geographic entities used for reporting data from the 1990 census of population and housing. 
<br/><br/>
<br/><br/><br/>System requirements: Computer system capable of using a CD-ROM drive; if IBM PC or compatible, requires MS-DOS 3.3 or higher, DOS file manager software (e.g., Microsoft CD-ROM Extensions 2.0 or higher); if system other than IBM PC or compatible (such as Apple Macintosh), requires appropriate retrieval software for ISO 9660 CD-ROMs (software included on the disk will run only on an MS-DOS PC); 640K RAM; CD-ROM drive. <br/>Written in dBase III+ format. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geographical location codes--Databases.<br/>CD-ROM Fed. Doc.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>United States--Census, 21st, 1990--Databases.
<br/><br/><label>GPO Item No.: </label>0154-B-01 
<br/><br/><label>Gov. Doc. Class. No.: </label>C 3.275:G 29/994-2/CD