During the Franco-Prussian War, the Prussian bombardment of Paris began and gradually intensified. The Brothers’ generalate (headquarters), then located on the Rue Oudinot, was hit fifteen times.
W. J. Battersby [FSC], History of the Institute of the Brothers of the Christian Schools in the Nineteenth Century 1850-1900 (London: Waldegrave, 1963), p. 35..