Underpainting, Nana thought, the hidden figures beneath the public subject.

NEWYORKER: Soldier��s Joy

As noted in the catalog for MoMA's show, close analysis of Pollock's signature "drip" paintings (informed by Hans Namuth's famous images of Pollock at work) reveals their structural underpinnings of veiled and hidden figures.

WSJ: Men of Fire | Hood Museum | Becoming Jackson Pollock | By Lee Rosenbaum

But these figures exclude various hidden subsidies and military intelligence and so almost certainly underestimate total spending.

ECONOMIST: I spy an accountant