official souvenir leaf (Gedenkblatt) issued by the German Federal Post office (Deutsche Bundespost) on October 15, 1992, in Bonn. It features the complete commemorative semi-postal set titled "Für die Wohlfahrtspflege - Kostbare alte Uhren aus deutschen Sammlungen" (Welfare Clocks Series).
The issue consists of 5 stamps showcasing historic antique clocks, displayed with the following denominations:
First Stamp: 60+30 Pf (German Pfennig)
Second Stamp: 70+30 Pf (German Pfennig)
Third Stamp: 80+40 Pf (German Pfennig)
Fourth Stamp: 100+50 Pf (German Pfennig)
Fifth Stamp (Bottom): 170+80 Pf (German Pfennig)
The surcharge amounts (indicated by the + sign) were collected for public welfare and charitable causes. All stamps on the leaf are officially cancelled by the decorative circular first day postmarks (Erstausgabetag - Bonn 1 - 5300)
