Bronze and aluminum foil applications
"NOTICE: this list is no longer updated, as this type of stamp is no longer considered to be unusual."
05-12-1999 - Thailandia / Thailand (foglietto in oro, argento e bronzo + francobollo singolo)   05-12-2009 - Hong Kong (oro + argento + bronzo)
15-12-2009 - Grecia / Greece (bronzo)
12-01-2010 - Canada: (limited edition souvenir pack: sovrastampato in bronzo / bronze overpinted) 07-05-2010 - Andorra Francese / French Andorra (AlufinŽ foil effetto specchio) 07-02-2013 - Thailandia / Thailand (foglietto in oro, argento e bronzo + francobollo singolo)   - overprinted
- overprinted - overprinted - overprinted - overprinted 05-08-2013 - Singapore: (bronzo) 07-02-2014 - Russia (oro + argento + bronzo)
07-03-2014 - Russia (oro + argento + bronzo)
25-04-2014 - Russia (oro + argento + bronzo) - overprinted
10-08-2015 - Singapore (alluminio color bronzo)
10-08-2015 - Singapore (alluminio color bronzo + oro 22 Kr + argento 99,9% - only 888 pc.)  
19-05-2019 - Turchia / Turkey (alluminio)
"NOTICE: this list is no longer updated, as this type of stamp is no longer considered to be unusual."