History of Science Museum: Collection Database Search

Record Details

Photograph (Experimental Photogenic Drawing), by Sir John Herschel, June 16, 1839

Inventory Number: 85243
Object Type:
Persons: Sir John Frederick William Herschel (Photographer)
Date Created: 1839
Accession Number: 1928-71
Brief Description: Experimental photogenic drawing by Sir John Herschel, June 16, 1839, made as a fixing experiment, part of a series using potassium iodide and monitoring its bleaching effects and after-effects.

Subject: engraving, ?lady
Technique: contact copy (print) from a negative
Format: vertical
Polarity: positive
Orientation: not apparent
Quality: barely discernible
Colour: pale yellow
Chemistry: silver based, fixed with sodium chloride and potassium iodide
Coating: none
Inscription: chemical and procedural note, date
Paper: xxx
Condition: good
Purpose: a fixing experiment, see above.

For fuller descriptive and historical commentary see narratives.
Primary Inscriptions: 'Overfixed by | Mur Sod &+ [&+ are superimposed] Hydr. Pot | June 16.' [muriate of soda, hydriodate of potash; in Herschel's hand].
Provenance: Presented by Miss Herschel and Lady Lubbock in 1928. They were the two surviving and youngest children of Sir John Herschel (Francisca and Constance).
Collection Group: Herschel's Photographic Experiments
Material(s): Paper
Height Width Depth Diameter Unit
114 90 mm


Permalink: http://www.mhs.ox.ac.uk/object/inv/85243