Left: 1974 Köhlbrand Bridge (Köhlbrandbrücke, a cable-stayed bridge in Hamburg, Germany)
bridge opening commemorative medal.
Right: 1975 New Elbe Tunnel (Neuer Elbtunnel, often called Elbtunnel in English,
Elbe river crossing in northern Germany) tunnel opening commemorative medal.

Left: 1826 Erie Canal completion medal, So-Called Dollar HK (Hibler and Kappen) #1.
Right: Mercury VIII space mission commemorative medal.

Left: Walter Ostromecki, ANA President (2013-2015) elongated cent.
Right: 2014 Japan 7-coin mint set.