He entered a competition for students studying at the university .
In March 1885 Gustave Eiffel , known primarily as a successful iron engineer , submitted a plan for a tower to the French Ministre du Commerce et de l'Industrie .
Gustave Eiffel entered a competition for students studying at the university .
In March 1885 Gustave Eiffel , known primarily as a successful iron engineer , submitted a plan for a tower to the French Ministre du Commerce et de l'Industrie .