1969/1/1: 111969 = 111:969 = each is palindrome
1969/1/1: 1169 = 11:69 = each is 180 deg rotationally symmetric
1969/1/1: 6911 = 69:11 = each is 180 deg rotationally symmetric
1969/1/2: 121969 = 121:969 = each is palindrome
1969/1/3: 131969 = 131:969 = each is palindrome
1969/1/4: 141969 = 141:969 = each is palindrome
1969/1/5: 151969 = 151:969 = each is palindrome
1969/1/6: 161969 = 161:969 = each is palindrome
1969/1/7: 171969 = 171:969 = each is palindrome
1969/1/8: 181969 = 181:969 = each is palindrome
1969/1/9: 010969 = 010:969 = each is palindrome
1969/1/9: 191969 = 191:969 = each is palindrome
1969/1/15: 690115 = 690:115 = integer ratio of 6 to 1
1969/1/18: 011869 = 011:869 = integer ratio of 1 to 79
1969/1/31: 013169 = 013:169 = integer ratio of 1 to 13
1969/2/1: 121969 = 121:969 = each is palindrome
1969/2/3: 2369 = 23:69 = integer ratio of 1 to 3
1969/2/3: 6923 = 69:23 = integer ratio of 3 to 1
1969/2/9: 020969 = 020:969 = each is palindrome
1969/3/1: 131969 = 131:969 = each is palindrome
1969/3/2: 2369 = 23:69 = integer ratio of 1 to 3
1969/3/9: 030969 = 030:969 = each is palindrome
1969/4/1: 141969 = 141:969 = each is palindrome
1969/4/9: 040969 = 040:969 = each is palindrome
1969/4/13: 041369 = 041:369 = integer ratio of 1 to 9
1969/5/1: 151969 = 151:969 = each is palindrome
1969/5/9: 050969 = 050:969 = each is palindrome
1969/5/19: 051969 = 051:969 = integer ratio of 1 to 19
1969/6/1: 161969 = 161:969 = each is palindrome
1969/6/1: 196961 = 180 deg rotationally symmetric
1969/6/9: 060969 = 060:969 = each is palindrome
1969/6/9: 69069 = 180 deg rotationally symmetric
1969/6/9: 6969 = 180 deg rotationally symmetric
1969/6/9: 6969 = cyclic permutation symmetric
1969/6/9: 6969 = 69:69 = each is 180 deg rotationally symmetric
1969/6/9: 9669 = palindrome
1969/6/9: 9669 = 96:69 = each is 180 deg rotationally symmetric
1969/7/1: 171969 = 171:969 = each is palindrome
1969/7/9: 070969 = 070:969 = each is palindrome
1969/8/1: 181969 = 181:969 = each is palindrome
1969/8/9: 080969 = 080:969 = each is palindrome
1969/9/1: 010969 = 010:969 = each is palindrome
1969/9/1: 191969 = 191:969 = each is palindrome
1969/9/2: 020969 = 020:969 = each is palindrome
1969/9/3: 030969 = 030:969 = each is palindrome
1969/9/4: 040969 = 040:969 = each is palindrome
1969/9/5: 050969 = 050:969 = each is palindrome
1969/9/6: 060969 = 060:969 = each is palindrome
1969/9/6: 69096 = palindrome
1969/9/6: 6969 = 180 deg rotationally symmetric
1969/9/6: 6969 = cyclic permutation symmetric
1969/9/6: 6969 = 69:69 = each is 180 deg rotationally symmetric
1969/9/6: 6996 = palindrome
1969/9/6: 6996 = 69:96 = each is 180 deg rotationally symmetric
1969/9/6: 9669 = palindrome
1969/9/6: 9669 = 96:69 = each is 180 deg rotationally symmetric
1969/9/7: 070969 = 070:969 = each is palindrome
1969/9/8: 080969 = 080:969 = each is palindrome
1969/9/9: 090969 = 090:969 = each is palindrome
1969/10/1: 691001 = 691:001 = integer ratio of 691 to 1
1969/10/19: 101969 = 101:969 = each is palindrome
1969/11/11: 111169 = 11:11:69 = each is 180 deg rotationally symmetric
1969/11/11: 691111 = 69:11:11 = each is 180 deg rotationally symmetric
1969/11/19: 111969 = 111:969 = each is palindrome
1969/12/19: 121969 = 121:969 = each is palindrome