datwerg said:
Notations on these are consistent with other genga and layouts from Abe and since he's the only animator to be present on both #01 and #42 (which has layouts with notations pretty much identical to the above), this is likely his work.

PurpleGeth said:
It's extremely difficult to see but the cut bag for c265 (0:08 - 0:09 here) appears to be signed 'Abe' as the genga tantou