tests/expected/cal/sep1752w-3mw-month

   1 Gregorian - Monday-based three months with week numbers
   2       August 1752             September 1752            October 1752
   3    Mo Tu We Th Fr Sa Su     Mo Tu We Th Fr Sa Su     Mo Tu We Th Fr Sa Su
   4 31                 1  2  36     1  2 14 15 16 17  38                    1
   5 32  3  4  5  6  7  8  9  37 18 19 20 21 22 23 24  39  2  3  4  5  6  7  8
   6 33 10 11 12 13 14 15 16  38 25 26 27 28 29 30     40  9 10 11 12 13 14 15
   7 34 17 18 19 20 21 22 23                           41 16 17 18 19 20 21 22
   8 35 24 25 26 27 28 29 30                           42 23 24 25 26 27 28 29
   9 36 31                                             43 30 31