Indigo in Penicilium glaucum
Date
1853
Creator
Arthur Hill Hassall (1817 - 1894, British) , Physician
Object type
Archive reference number
Material
Dimensions
height (painting): 150mm
width (painting): 121mm
height (mount): 272mm
width (mount): 210mm
width (painting): 121mm
height (mount): 272mm
width (mount): 210mm
Subject
Description
Indigo observed in penicillin mould grown in human urine exposed to air and seen under a microscope.
Figure (not numbered) from the manuscript version of the paper “On the frequent occurrence of indigo in human urine and on its chemical physiological and pathological relations” by Arthur Hill Hassall, in Proceedings of the Royal Society of London, vol.6 (1850-1854), p.122.
The illustration is inscribed: ‘Blue Colouring Matter, most probably Indigo, deposited in the Thallus of Penicilium glaucum magnified 420 diameters.’ Partial inscription verso: ’20th May 1853...th May HPL Esq., The round bodies are the large sporules of Penicil....’ The brown card mount has been slightly trimmed.
Arthur Hill Hassall was a physician at the Royal Free Hospital in London and a public health expert.
Figure (not numbered) from the manuscript version of the paper “On the frequent occurrence of indigo in human urine and on its chemical physiological and pathological relations” by Arthur Hill Hassall, in Proceedings of the Royal Society of London, vol.6 (1850-1854), p.122.
The illustration is inscribed: ‘Blue Colouring Matter, most probably Indigo, deposited in the Thallus of Penicilium glaucum magnified 420 diameters.’ Partial inscription verso: ’20th May 1853...th May HPL Esq., The round bodies are the large sporules of Penicil....’ The brown card mount has been slightly trimmed.
Arthur Hill Hassall was a physician at the Royal Free Hospital in London and a public health expert.
Associated place