An evaluation of information retrieval systems : Memorandum report no. 7170, September 30, 1959.
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| Corporate author / creator: | Lockheed Aircraft Corporation |
|---|---|
| Imprint: | [Burbank, Calif. : s.n.], 1959. |
| Description: | viii, 114 p. : charts ; 28 cm. |
| Language: | English |
| Subject: | |
| Format: | Print Book |
| URL for this record: | http://pi.lib.uchicago.edu/1001/cat/bib/2250097 |