First prize paper. General discussion with suggestions. (1800 w.) (No. 23159)
Instruction of workmen and apprentices
Ry Age Gaz
1911
Aufsatz (Zeitschrift)
Englisch
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Instruction of workmen and apprentices
Engineering Index Backfile | 1911
|Engineering Index Backfile | 1938
Engineering Index Backfile | 1938
Engineering Index Backfile | 1938
Engineering Index Backfile | 1938