 1967 |
 1970's |
 1984 |
 mid 1980's |
1989 |
 1989 |
 late 1990's |
 1996 - 2006 |
 cca. 2000 |
 cca. 2000 |
 2004 |
 2004 |
 2010 |
 2010 |
 2010 |
 2012 |
 2014 |
 2014 |
 2014 |
 2015 |
 2017 (video) |
 2018 (video) |
 2019 |
 1967 |
 1970's |
 1996 |
 2004 |
 2009 |
 2013 |
 2013 |
 2015 |
 2017 |
 2018 |
 2004 |
 2016 |
 2020 |
Mihailo Aliæ, researcher and collector, Belgrade, September 2021.
http://www.ultrahome.in.rs/crowncaps
http://crowncaps.info/collections/4946