78
Étienne-Jules Marey
Charvier. Essai au frein de Prony, 12 Kilogrm, au tour
circa 1894
Gelatin silver print.
12 3/8 x 7 3/4 in. (31.4 x 19.7 cm)
Points of movement delineated by pinholes and numbered sequentially 1-19 in pencil on the recto; titled in pencil on the verso.