When Pappy returns with engine trouble, his plane shows only 2 kill stickers under the window. He easily had between 12-15 kills in earlier episodes.
While Micklin is in Boyington's plane, his cigar disappears and reappears.
The newsreel footage at the end of the show reads "YMF 214 Top Combat Squadron." The squadron's designation was "VMF-214." The narration reads the correct squadron number.