day of week
Year 2017 Year 1918 Year 1776 Year 1969

https://www.timeanddate.com/calendar/?year=2017&country=1
https://www.timeanddate.com/calendar/?year=1918&country=1
https://www.timeanddate.com/calendar/?year=1776&country=1
https://www.timeanddate.com/calendar/?year=1969&country=1