Cockta

Cockta 20th century Cockta 21st century

1953	1963	1960's	late 1960's	1972
1973	1973	1974	1974	1974
1975	1979	1980's, 1990's	2000's	2003
2012	2013	2013	2015

20th century bottles
In 1975. the first 1 litter bottle with screw cap was introduced, to be followed by plastic bottles and cans which greatly reduced the distribution of 0.25 litter glass bottles with crown caps. Advertisement from the mid-1980's:

Further reading:
On Wikiwand
Cockta slavi šest decenija
KAKO NAPRAVITI BREND: COCKTA-PIĆE NAŠE I VAŠE MLADOSTI
Kako je nastala Cockta – najpopularnije svejugoslovensko gazirano piće

Mihailo Alic, researcher and collector, Belgrade, October 2021.

http://www.ultrahome.in.rs/crowncaps
http://crowncaps.info/collections/4946