Add the following in the listed files:
com\maddox\il2\objects\air.ini
ADA_M air.ADA_M 1 NOINFO usa01 DESERT
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i18\plane_ru.properties
ADA_M \u0410\u0432\u0442\u043E\u043C\u0430\u0442\u0438\u 0447\u0435\u0441\u043A\u0438\u0439 \u0414\u0440\u0435\u0439\u0444\u0443\u044E\u0449\u 0438\u0439 \u0410\u044D\u0440\u043E\u0441\u0442\u0430\u0442, 1950
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