Time-travel to 1930s Hollywood with portraitist George Hurrell's show in Washington, DC

From the enigmatic Greta Garbo and the blisterning pair of Clark Gable and Joan Crawford to a bare-torsoed sex symbol Johnny (Tarzan) Weissmuller, Washington, D.C.'s National Portrait Gallery celebrates  Hollywood of the 1930s with a 10-month-long show of iconic movie portrait photographer late George Hurrell. Sujoy Dhar takes a trip down the classic black and white world of dramatic light and evocative compositions