View source for Czechoslovakia 1965 Quiet Sun Years and Space Research

*Issue Date : 15th March 1965
*Designed by : 
*Printed by : 
*Print Process : 
*Perforations :

{|
|[[File:{{PAGENAME}} 20h.jpg|thumb|220px|20h]]
|[[File:{{PAGENAME}} 30h.jpg|thumb|220px|30h]]
|[[File:{{PAGENAME}} 60h.jpg|thumb|220px|60h]]
|}
{|
|[[File:{{PAGENAME}} 1k.jpg|thumb|1k]]
|[[File:{{PAGENAME}} 1k40.jpg|thumb|220px|1k 40]]
|}
{|
|[[File:{{PAGENAME}} 1k60.jpg|thumb|1k 60]]
|[[File:{{PAGENAME}} 2k.jpg|thumb|220px|2k]]
|}

[[Category:Czechoslovakia| 1965.0315]]
[[Category:1965]]
[[Category:Space]]
[[Category:Astronomy]]