Nice postcard from Russia. Thank you Irina !!

Nice astronautic theme cover. Thank you Anne!

Nice cover from China.

Nice Block from South Africa. Thank you Ruan!

Postcard form URSS to Argentina.

Nice view of the Kremlin.

The postcard is postmarked 30-06-67. One of the stamps commemorate de Vostok 1 flight, the first human flight (Juri Gagarin).

Nice Cover from Nicaragua. Thank you Jean-Michael!

Nice cover from Fujeira to USA

On 9th May 1970 the Post Office of Fujeira issued a multicolored series of seven stamps depicting the achievements of the exploration of the Moon.

Nice DDR Cover. Valentina Tereschcova. 13/11/63

Nice cover from Estonia. Thank you Helle !