Metal Construction Sets

Box Covers Old & New
 		 students building robot





















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The Original Inventor Box
1920

The First Merkur-Labelled Set 1928

1932

1934

1935

1938

Back of the 1938 Box?

1955

1960

1968

1970

1976
a
1986
a
1986

1989

1989

1986

1989

1989

1989





Merkur vs Erector
Similarities & Differences




 



Build robots with Merkur. See this listing of Robot Parts