It was a Friday - according to Windows calendar !
March 26th, 1979 fell on a Monday.
October 26th, 1979 fell on a Friday.
It was a Tuesday.
Wednesday
April 26th 1979, was a Thursday.
26th oct 2010 will be a Tuesday.
Thursday
This would depend on what year, for example in 2008, it is a Friday, but in 1979, it is a Wednesday, and in 2015 it will be a Saturday.
26th November 1989 was on a Sunday.
May 26th 1956 was a Saturday.
June 26th 1972 was a Monday.
26th February 1957 was a Tuesday.