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Record Details

Photograph (Experimental Photogenic Drawing), by Sir John Herschel, June 19, 1839

Inventory Number: 79457
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 19, 1839, made as a fixing experiment, part of a series trying different procedures with water or hypo and water. In this case a variant of hypo (ammonium rather than sodium thiosulphate) is used. Pump water is natural well water (as distinct from pure or distilled). Companion of 65908.

Subject: engraving 16938, landscape with shrine and ruins
Technique: contact copy
Format: horizontal
Polarity: negative
Orientation: laterally reversed
Quality: faint
Colour: pale brown/fawn, dark brown border
Chemistry: silver based, fixed with ammonium thiosulphate
Coating: none
Inscription: number, date, chemical note
Paper: thin
Condition: good
Purpose: a fixing experiment using water and a variant of hypo.

For fuller descriptive and historical commentary see narratives.
Primary Inscriptions: '504' and '504. --[long dash] June 19/39 Fd with Pump Water then | Hypos. Amm' [hyposulphite of ammonia; 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
99 124 mm


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