1937/1/7: 010737 = 010:737 = each is palindrome 1937/1/17: 011737 = 011:737 = integer ratio of 1 to 67 1937/1/19: 011937 = 01:19:37 = arthimetic series of increment 18 1937/2/7: 020737 = 020:737 = each is palindrome 1937/3/7: 030737 = 030:737 = each is palindrome 1937/3/7: 3737 = cyclic permutation symmetric 1937/3/7: 7337 = palindrome 1937/3/18: 031837 = 031:837 = integer ratio of 1 to 27 1937/3/20: 032037 = 03:20:37 = arthimetic series of increment 17 1937/4/7: 040737 = 040:737 = each is palindrome 1937/4/7: 7437 = 74:37 = integer ratio of 2 to 1 1937/5/5: 193755 = 19:37:55 = arthimetic series of increment 18 1937/5/7: 050737 = 050:737 = each is palindrome 1937/5/21: 052137 = 05:21:37 = arthimetic series of increment 16 1937/6/7: 060737 = 060:737 = each is palindrome 1937/7/1: 010737 = 010:737 = each is palindrome 1937/7/2: 020737 = 020:737 = each is palindrome 1937/7/2: 193772 = 193:772 = integer ratio of 1 to 4 1937/7/3: 030737 = 030:737 = each is palindrome 1937/7/3: 37073 = palindrome 1937/7/3: 3737 = cyclic permutation symmetric 1937/7/3: 3773 = palindrome 1937/7/3: 7337 = palindrome 1937/7/4: 040737 = 040:737 = each is palindrome 1937/7/4: 3774 = 37:74 = integer ratio of 1 to 2 1937/7/4: 7437 = 74:37 = integer ratio of 2 to 1 1937/7/5: 050737 = 050:737 = each is palindrome 1937/7/6: 060737 = 060:737 = each is palindrome 1937/7/7: 070737 = 070:737 = each is palindrome 1937/7/8: 080737 = 080:737 = each is palindrome 1937/7/9: 090737 = 090:737 = each is palindrome 1937/7/22: 072237 = 07:22:37 = arthimetic series of increment 15 1937/7/30: 73037 = palindrome 1937/7/31: 73137 = palindrome 1937/8/7: 080737 = 080:737 = each is palindrome 1937/9/7: 090737 = 090:737 = each is palindrome 1937/9/16: 091637 = 091:637 = integer ratio of 1 to 7 1937/9/23: 092337 = 09:23:37 = arthimetic series of increment 14 1937/10/1: 371001 = 371:001 = integer ratio of 371 to 1 1937/10/7: 371007 = 371:007 = integer ratio of 53 to 1 1937/10/11: 111037 = 111:037 = integer ratio of 3 to 1 1937/10/17: 101737 = 101:737 = each is palindrome 1937/11/10: 111037 = 111:037 = integer ratio of 3 to 1 1937/11/17: 111737 = 111:737 = each is palindrome 1937/11/24: 112437 = 11:24:37 = arthimetic series of increment 13 1937/12/17: 121737 = 121:737 = each is palindrome