Azerbaijan Democratic Republic Postage stamp, 60 rbl (stamp with missing yellow color)
Azerbaijan Democratic Republic Postage
1920
<a rel="nofollow" class="external free" href="http://www.armeniazemstvo.com/search/label/Azerbaijan%20early%20stamp%20issues">http://www.armeniazemstvo.com/search/label/Azerbaijan%20early%20stamp%20issues</a>