DescriptionProceedingsmagazinecoverJanuary2009.jpg English: Cover of January2009 edition of USNI Proceedingsmagazine Date 1 January2009 Source http://www
report, 1990 (available online
at http://history.nasa.gov/augustine/image9.jpg
(accessed 30 August 2016); also b) memo
from Charles J. Pellerin, 18 May