The work of maintaining the dam is performed in the “gallery,” a tunnel that runs inside the base, four hundred feet below the top.

Moscow would be struck by four hundred nuclear weapons; Kiev, the capital of the Ukraine, by about forty.

Eighty-six were killed, and more than four hundred wounded.

Before the Forbes 400, there was the First Four Hundred, the coveted list invited to New York socialite Caroline Astor's annual cotillion ball.

“Caroline’s Four Hundred” made its debut last month and is dispersed in the lobbies through each property’s air systems.

The fallen are just numbers to America now, each one somewhere in Four Thousand Four Hundred Nine, the sum indivisible from its parts.