Question:
Which employer did Charles Émile Picard work for in Jun, 1877?

Context:
 Charles Émile Picard works for University of Toulouse from Jan, 1879 to Jan, 1881. 
 Charles Émile Picard works for Science Faculty of Paris from Jan, 1878 to Jan, 1879. 
 Charles Émile Picard works for École normale supérieure  (Paris) from Jan, 1877 to Jan, 1878. 
 Charles Émile Picard works for École Centrale Paris from Jan, 1895 to Mar, 1937.

Answer:
Question:
Which employer did Charles Émile Picard work for in Jun, 1877?

Context:
 Charles Émile Picard works for University of Toulouse from Jan, 1879 to Jan, 1881. 
 Charles Émile Picard works for Science Faculty of Paris from Jan, 1878 to Jan, 1879. 
 Charles Émile Picard works for École normale supérieure  (Paris) from Jan, 1877 to Jan, 1878. 
 Charles Émile Picard works for École Centrale Paris from Jan, 1895 to Mar, 1937.

Answer:
user
École normale supérieure  (Paris)
assistant
Question:
Which employer did Charles Émile Picard work for in Jun, 1877?

Context:
 Charles Émile Picard works for University of Toulouse from Jan, 1879 to Jan, 1881. 
 Charles Émile Picard works for Science Faculty of Paris from Jan, 1878 to Jan, 1879. 
 Charles Émile Picard works for École normale supérieure  (Paris) from Jan, 1877 to Jan, 1878. 
 Charles Émile Picard works for École Centrale Paris from Jan, 1895 to Mar, 1937.

Answer:
user
Science Faculty of Paris
University of Toulouse
École Centrale Paris
assistant
Question:
Which employer did Charles Émile Picard work for in Jun, 1877?

Context:
 Charles Émile Picard works for University of Toulouse from Jan, 1879 to Jan, 1881. 
 Charles Émile Picard works for Science Faculty of Paris from Jan, 1878 to Jan, 1879. 
 Charles Émile Picard works for École normale supérieure  (Paris) from Jan, 1877 to Jan, 1878. 
 Charles Émile Picard works for École Centrale Paris from Jan, 1895 to Mar, 1937.

Answer:
user
École normale supérieure  (Paris)
assistant