David Paul Ohmer: Chicago Theater
David Paul Ohmer: Chicago Theatre & Old Marshall Field Clocks
David Paul Ohmer: Chicago - Marshall Field's Clock
David Paul Ohmer: Chicago Theater, Old Marshall Fields Clock & Flags "A Tight Fit"
David Paul Ohmer: Chicago - The Old Marshall Field's Clock Mural
David Paul Ohmer: Chicago Theater & Marina City
David Paul Ohmer: Chicago - 1st National Bank Clock "Office Hours"
David Paul Ohmer: Chicago Theater & Marina City
David Paul Ohmer: Chicago Theater - "Go Chicago"