I've drawn this grille 3 times- first in 1997, then in 2006, and now a couple of weeks ago. I'm not exactly sure why I've been so drawn to this design. It's a typical art deco theme, organic shapes in a rigid geometric framework. Sunflowers maybe? Hard to tell for sure.I'm also fascinated by the metal itself, nickle silver, which was popular for art deco designs. Made from 75% copper, 20% nickel and 5% zinc, it could be rolled, pressed, or cast. Silver white was the most common color, but it could take on tints with the addition of various other metals.
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The building and its interiors are practically an encyclopedia of art deco themes and decorative techniques. A shame that the ceiling mural above the concourse was removed for restoration years ago, and has yet to be returned.