Portrait of Pierre Louis Dulong (1785-1838) Size:M: 50 x 40cm with paintings lining the walls

with paintings lining the walls from floor to ceiling around them

viewed from the transept

allowing himself to express sarcasm and irony in equal measure

Plon-Plon's reputation for being less than bright is clearly illustrated in his vacuous expression and silly posture

Portrait of Pierre Louis Dulong (1785-1838) Size:M: 50 x 40cm with paintings lining the wallsHead and shoulders portrait of Pierre Louis Dulong. Inscribed: 'Paris, Rosselin, 21. Quai Voltaire. Imp. Lith. Formentin, Rue des Sts. Peres, 10. Dulong 40.' With a facsimile signature. Inscribed in pencil lower left 'Born 1785 Elect Died 1856'. Pierre Louis Dulong was elected a Fellow of the Royal Society in 1826. Head and shoulders portrait of Pierre Louis Dulong. Inscribed: 'Paris, Rosselin, 21. Quai Voltaire. Imp. Lith. Formentin, Rue des Sts.