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Pastel drawing of the molecular structure of a tantalum halide cluster ion.
Pastel drawing by Roger Hayward of the molecular structure of a tantalum halide cluster ion.
Pastel drawing of the molecular structure of salt.
Pastel drawing by Roger Hayward of the molecular structure of salt.
Pastel drawing of the molecular structure of molybdenumdichloride.
Pastel drawing by Roger Hayward of the molecular structure of molybdenumdichloride.
Pastel drawing of normal hemoglobin cells.
Pastel drawing by Roger Hayward of normal hemoglobin cells.
Pastel drawing of the molecular structure of methane.
Pastel drawing by Roger Hayward of the molecular structure of methane.
Pastel drawing of the molecular structure of an L-peptide.
Pastel drawing by Roger Hayward of the molecular structure of an L-peptide.
Pastel drawing of the molecular structure of ice.
Pastel drawing by Roger Hayward of the molecular structure of ice.
Pastel drawing of the molecular structure of hexamethylenetetramine.
Pastel drawing by Roger Hayward of the molecular structure of hexamethylenetetramine.
Pastel drawing of hemoglobin at 20 angstroms.
Pastel drawing by Roger Hayward of hemoglobin at 20 angstroms.
Pastel drawing of the molecular structure of ferrocene.
Pastel drawing by Roger Hayward of the molecular structure of ferrocene.