It would be helpful if you could enter your stamps the right way around.
The 1st stamp is from Yugoslavia 1929, SG 244, showing Kings Tomislav and Alexander I.
The heading says Kingdom of Serbs, Croats and Slovenes.
Check this site at 1929:
http://www.stamp-collecting-world.c..._1921ch.html The 2nd stamp is from Russia 1913, SG 128, showing Tsar Alexander III.