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