Magnetic Curves
Negative
Magnetic Curves
ca. 1879
Collodion silver negative
Image: 5 3/8 × 3 1/4 in. (13.7 × 8.3 cm)
Overall: 7 15/16 × 5 × 1/16 in. (20.2 × 12.7 × 0.2 cm)
Museum accession
Inscriptions Inscribed in pencil on applied label below image, BC: MAGNETIC CURVES.
