Question:
Which employer did Petrus Camper work for in Oct, 1772?

Context:
 Petrus Camper works for Athenaeum Illustre of Amsterdam from Apr, 1755 to Jan, 1761. 
 Petrus Camper works for University of Franeker from Jan, 1749 to Jan, 1755. 
 Petrus Camper works for University of Groningen from Jan, 1763 to Jan, 1773.

Answer:
University of Groningen