242:
107:
237:
252:
60:
55:
50:
35:
212:
199:
186:
173:
160:
247:
8:
216:
203:
190:
177:
164:
231:
148:
This category has the following 5 subcategories, out of 5 total.
15:
243:Military airbases established in the 20th century
229:
238:Military installations established in the 1930s
253:Military airbases by decade of establishment
230:
213:Military airbases established in 1939
200:Military airbases established in 1938
187:Military airbases established in 1936
174:Military airbases established in 1935
161:Military airbases established in 1933
143:
13:
150:
142:
14:
264:
248:Airports established in the 1930s
1:
7:
10:
269:
260:
218:
205:
192:
179:
166:
135:
130:
125:
120:
115:
103:
98:
93:
88:
83:
72:
67:
42:
32:
27:
22:
268:
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257:
228:
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223:
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207:
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194:
193:
181:
180:
168:
167:
141:
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138:
133:
128:
123:
118:
113:
101:
96:
91:
86:
81:
76:
75:
70:
65:
40:
30:
25:
20:
12:
11:
5:
266:
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222:
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185:
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172:
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169:
159:
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155:
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146:
137:
136:
131:
126:
121:
116:
111:
104:
99:
94:
89:
84:
78:
77:
74:
73:
68:
63:
58:
53:
48:
43:
38:
33:
28:
23:
17:
16:
9:
6:
4:
3:
2:
265:
254:
251:
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241:
239:
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233:
214:
209:
201:
196:
188:
183:
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170:
162:
157:
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153:
149:
145:Subcategories
144:
132:
127:
122:
117:
112:
110:
109:
105:
100:
95:
90:
85:
80:
79:
69:
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44:
39:
37:
34:
29:
24:
19:
18:
147:
106:
45:
232:Categories
217:(15 P)
204:(8 P)
191:(2 P)
178:(2 P)
165:(3 P)
71:1980s
66:1970s
61:1960s
56:1950s
51:1940s
46:1930s
41:1920s
36:1910s
31:1900s
26:1890s
21:1880s
134:25th
129:24th
124:23rd
119:22nd
114:21st
108:20th
102:19th
97:18th
92:17th
87:16th
82:15th
234::
215:
202:
189:
176:
163:
154:M
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