47-25-02 CULVER: (Was Mandatory Note 4 of AD-778-2.) Applies to All Model V Aircraft.
Compliance required prior to August 15, 1947.
Install wing fillets, Culver P/N 10477, at junction of fuselage and wing trailing edge. Attach with 6 x 1/4 PK screws (12) or equivalent.
(Culver Service Bulletin No. 13 covers this same subject.)