1968 AD., Germany, Federal Republic, 150th birthday of Friedrich Wilhelm Raiffeisen commemorative, Hamburg mint, 5 Mark, KM 121.

Germany, Federal Republic, 150th birthday of Friedrich Wilhelm Raiffeisen commemorative, engraver: Reinhart Heinsdorff, Hamburg mint ("J"), dated 1968 AD., issued 17.10.1968,
5 Mark (29 mm / 11,16 g), 0,625 silver, 11,20 g theor. mint weight, mintage 4.000.000 , axes medal alignment ↑↑, plain, immerged lettered edge,
Obv.: BUNDESREPUBLIK DEUTSCHLAND / J - 5 / DEUTSCHE MARK 1968 , issuer, value and mint mark around eagle.
Rev.: FRIEDRICH WILHELM RAIFFENSEN / 1818 - 1888 , his bust facing, his dates below.
Edge: plain with immerged inscription "EINER FÜR ALLE · ALLE FÜR EINEN" followed by a dot between two leaves.
KM 121 ; J. 396 .

Year / Mint Mark / Mintage / Details
1968 J 3,860,000
1968 J 140,000 Proof

German coins of the Federal Republic are produced at five different mints, coins from each of them can be identified by their mintmarks, A = Berlin, D = Munich, F = Stuttgart, G = Karlsruhe, J = Hamburg.

Friedrich Wilhelm Raiffeisen (30 March 1818 – 11 March 1888) was a German mayor and cooperative pioneer. Several credit union systems and cooperative banks have been named after Raiffeisen, who pioneered rural credit unions.
More on http://en.wikipedia.org/wiki/Friedrich_Wilhelm_Raiffeisen