Parlatoria pergandii [Chaff scale], Parlatoria zizyphi [Black parlatoria scale] and Parlatoria proteus [Proteus scale] Product:Postcard Topsail barges at anchor on

Topsail barges at anchor on the Thames

A group of figures possibly outside the Old Hats Tavern

Full length studio portrait of Walter Crum leaning with his right elbow on a marble sculptural plinth

Scene of excitement outside the Duke of York public house as Chelsea Pensioners and others

England and France had committed themselves to the Treaty of Commerce

Parlatoria pergandii [Chaff scale], Parlatoria zizyphi [Black parlatoria scale] and Parlatoria proteus [Proteus scale] Product:Postcard Topsail barges at anchor onPlate 30, 'Monograph of the Coccidae of the British Isles', by Robert Newstead (Ray Society, 1900 1902). Figures 1 3 Parlatoria pergandii, studies of adult female and puparium of male and female insects. Figures 4 8 Parlatoria zizyphia, studies of the insects on orange rind with puparium details. Figures 9 12 Parlatoria proteus, view of the insects on an orchid leaf and studies of male and female puparium Natural size and at various magnifications.