Six Month Calendar

Six Month Calendar is a "back to basics" calendar providing a view of six months of the year on a single screen. Six month grouping is first and second half of the year. 

The current date is displayed with a "blue" background. 
United States holidays are displayed in "red". Sundays are also displayed in "red".

Preferences options:
-Sunday or Monday as first day of week.
-Display Week Number
-Highlight holidays in red

Holidays displayed are:
-New Year's day -- January 1
-Martin Luther King Jr's Birthday -- third Monday in January
-George Washington's Birthday -- third Monday in February
-Memorial Day -- last Monday in May
-Juneteenth National Independence Day
-Independence Day -- July 4
-Labor Day -- first Monday in September
-Columbus Day -- second Monday in October
-Veterans Day -- November 11
-Thanksgiving Day -- fourth Thursday in November
-Christmas Day -- December 25

Six month group containing current month is displayed at startup. Swipe to change the displayed months by six months. A year can be entered via the keyboard and displayed with the shown months unchanged.  The background is changed to "blue" when displaying other than the current year.