Wonderful Trench Art Iron Rest with Diving (?) Woman on the Underside handmade color wheel I don't know much about

I don't know much about this large

Paper size: 22 1/2" x 18 3/8"

all counterpointing the gun strapped to his back

It is sold unframed

Wonderful Trench Art Iron Rest with Diving (?) Woman on the Underside handmade color wheel I don't know much aboutThis curious thing, one of my favorite recent finds. Clearly it's a piece of trench art, WW2 I would guess, with this fabulous engraved woman with great face and arms raised overhead, who looks to me poised to take a dive, though she does still have her shoes on, so I suppose she might just be doing her morning exercises! The steel object she is carved into, shaped like an ironing board (though also a bit like a diving board) and with heavily bolted