osed , ▁May ▁ 1 9 1 9 ▁▁ ▁March ▁Field ▁ ▁R ivers ide , ▁California ▁▁▁▁▁▁ ▁N amed ▁after ▁ 2 d ▁Lieutenant ▁P ey ton ▁C . ▁March , ▁Jr . ▁ ▁Const ruction ▁started ▁ 2 3 ▁March ▁ 1 9 1 8 ; ▁flying ▁began , ▁ 1 5 ▁June ▁ 1 9 1 8 . ▁ ▁P erman ent ▁flying ▁field , ▁Primary ▁F lying ▁School : ▁ 8 - week ▁course ▁▁ ▁M ather ▁Field ▁▁▁ ▁Sac r amento , ▁California ▁▁▁ ▁N amed ▁after ▁ 2 d ▁Lieutenant ▁Carl ▁Sp encer ▁M ather ▁▁ ▁Const ruction ▁author ized ▁ 3 ▁March ▁ 1 9 1 8 ; ▁flying ▁began ▁ 1 7 ▁June ▁ 1 9 1 8 . ▁▁▁ ▁P erman ent ▁flying ▁field , ▁Primary ▁F lying ▁School : ▁ 8 - week ▁course ▁▁ ▁Park ▁Field ▁ ▁Mill ington , ▁Tennessee ▁▁▁ ▁N amed ▁after ▁ 1 st ▁Lieutenant ▁Joseph ▁D . ▁Park ▁ ▁Const ruction ▁started ▁ 1 8 ▁September ▁ 1 9 1 7 ; ▁flying ▁began ▁ 1 ▁December ▁ 1 9 1 7 . ▁▁▁ ▁Tem por ary ▁flying ▁field , ▁Primary ▁F lying ▁School : ▁ 8 - week ▁course ▁▁ ▁Pay ne ▁Field ▁ ▁West ▁Point , ▁Mississippi ▁▁▁▁▁▁▁ ▁N amed ▁after ▁Captain ▁D ew itt ▁Pay ne ▁▁▁ ▁Const ruction ▁started , ▁ 8 ▁February ▁ 1 9 1 8 ; ▁flying ▁began , ▁ 2 0 ▁May ▁ 1 9 1 8 . ▁▁