19.ii.60, 4.iii.60, 18.iii.60, 26.iii.60, 27.iii.60, 1.iv.60, 2.iv.60, 11.iv.60, 14.iv.60, 10.vii.60, 12.vii.60, 19.vii.60, 20.viii.60, 24.viii.60.