Here are details about a : Space commemorative cover or Space Cover.

Cosmodrome / Location : USA
Date of Cancellation: Aug. 6, 1971 Event Type : Launch Launch Pad / Location : USA Lompoc (CA) Manned / Robotic Mission : Robotic Mission Objective/Type : Experimental / Science
ou?/where?: au sol - ground
autographe?: non - noneDescription : The satellite carried two experiments -- an energetic (above 70 MeV) proton analyzer and a particle energy and thermal flux detector for measuring the electron density and temperature in the upper ionosphere.
Vandenberg post stamp and Cannon Ball satellite. Keyword(s) : #Satellite, #Telecommunications, This is OUTSIDE of a Space Revue. Last modified: 03/25/2015 @ 15h13
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