Exploring the unknown  selected documents in the history of the U.S. civil space program 
John M. Logsdon, editor. 
 - Washington, D.C.  NASA  1995- 
 - v.  ill.  25 cm. 
 - The NASA history series NASA SP  4407 .
 - NASA SP  4407, etc. .
<br/><br/> Series numbering on vol. 1. incorrectly stated on t.p. as 4218; correct number on spine and series list of titles. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/>v. 1. Organizing for exploration -- v. 2. External relationships -- v. 3. Using space -- v. 4. Accessing space -- v. 5. -- v. 6. Space and earth science 
<br/><br/><label>LCCN: </label>95009066  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronautics--History.--United States
<br/><br/><label>LC Class. No.: </label>TL789.8.U5  / E87 1995 
<br/><br/><label>Dewey Class. No.: </label>387.8/0973 
<br/><br/><label>GPO Item No.: </label>0830-I 
<br/><br/><label>Gov. Doc. Class. No.: </label>NAS 1.21: