Cacatua sulphurea posters & prints

Yellow-Crested Cockatoo, from the Birds of the Tropics series for Allen & Ginter Ciga…, 1889 Allen & Ginter

Great Sulphur-Crested Cockatoo James Whitley Sayer

Great kiskadee (Pitangus sulphuratus) Anonymous

Sulphur and white breasted Toucan, 19th century Edward Lear

The Sulphur Grounds, Ojigoku (Great Hell), Near Lake Hakone, Japan Anonymous

'Cuprum sulphuratum' James Sowerby

Phyllostachys viridis 'Sulfurea' (bamboo) Anonymous

Cattleya guttata leopoldi F. Sander

Trifolium Ochroleucum Sulphur-Coloured Trefoil Anonymous

Phyllostachys viridis 'Sulfurea' (bamboo) Anonymous

Production of sulphuric acid (Oil of Vitriol or H2S04), 1844 Unknown

Sectional view of lead chambers for large-scale production of sulphuric acid, 1870 Unknown

Lead chambers for large-scale production of sulphuric acid, 1874 Unknown

Trifolium Ochroleucum; Sulphur-Coloured Trefoil Anonymous

Platinum still for concentrating sulphuric acid (Oil of Vitriol or H2S04), 1844 Unknown