Acquisition Source
 Legacy CDMS 
Document Type
 Other - NASA Educational Publication (EP) 
Authors
 Simmons, G. (NASA Headquarters Washington, DC United States) Date Acquired
 September 2, 2013 
Publication Date
 April 1, 1972 
Report/Patent Number
NASA-EP-95Report Number: NASA-EP-95 Accession Number
 72N19879 
Distribution Limits
 Public 
Copyright
 Work of the US Gov. Public Use Permitted.