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TitleDateType
1 Leo Robinson and Ralph H. Peay, man beside equipment1935; 1936; 1937; 1938; 1939; 1940Image
2 Leo Robinson, heavy equipment1935; 1936; 1937; 1938; 1939; 1940Image
3 Leo Robinson, machinery1935; 1936; 1937; 1938; 1939; 1940Image
4 Leo Robinson, man driving bulldozer1935; 1936; 1937; 1938; 1939; 1940Image
5 Leo Robinson, man operating equipment1935; 1936; 1937; 1938; 1939; 1940Image
6 Leo Robinson, man with construction equipment1935; 1936; 1937; 1938; 1939; 1940Image
7 Leo Robinson, pieces of large equipment1935; 1936; 1937; 1938; 1939; 1940Image
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