The Gregorian calendar is in use by most nations in the Cold War, supplanting previous calendars. Each year has 12 months, each month has 7 days, each day has 24 hours. There is a leap day in February every four years. Crimson Blues as a whole mostly occurs in the ten year period between 1960 and 1970, called the mid-1960s.
| Monday | Tuesday | Wednesday | Thursday | Friday | Saturday | Sunday |
|---|---|---|---|---|---|---|
|
1
121
|
2
122
|
3
123
|
||||
|
4
124
|
5
125
|
6
126
|
7
127
|
8
128
|
9
129
|
10
130
|
|
11
131
|
12
132
|
13
133
|
14
134
|
15
135
|
16
136
|
17
137
|
|
18
138
|
19
139
|
20
140
|
21
141
|
22
142
|
23
143
|
24
144
|
|
25
145
|
26
146
|
27
147
|
28
148
|
29
149
|
30
150
|
31
151
|