DITTO, MEDIUM SIZE, HAVE 2

US WWI AVIATION? “ADVANCED SECTION” M1917 TAILOR MADE GABERDINE TUNIC, TAILOR MADE BY “JOS. N. SUSSKIND & CO. PHILA. PA.” & DATED 4/16/1918, “US” & “SIGNAL CORPS” LEPAL DISKS, HAS WOOL APPLIQUE CONSTRUCTED “ADVANCED SECTION” PATCH ON LEFT SHLD., WITH “WHITE / BLUE & RED” AVIATION STYLE RONDEL BELOW?, OD COMPOSITION BUTTONS, HAS RED DISCHARGE & 6 MONTHS SERVICE STRIPES ON LEFT CUFF, TUNIC HAS SOME MINOR MOTHING BUT IS CLEAN