Fatto matematico: 1007 is the maximum value of n so that there exist 8 denominations of stamps so that every postage from 1 to n can be paid for with at most 6 stamps.
Trivia: 1007 is a boring number.
Data storica: October 3rd is the day in 1863 that the last Thursday in November is declared as Thanksgiving Day by President Abraham Lincoln as are Thursdays, November 30, 1865 and November 29, 1866.