5. Making a trial cut to check stylus penetration, with aid of the stroboscopic microscope.
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Photograph
5. Making a trial cut to check stylus penetration, with aid of the stroboscopic microscope.
ca. 1950
Gelatin silver print
Image: 6 15/16 × 8 3/4 in. (17.6 × 22.2 cm)
Mount: 9 13/16 × 11 15/16 in. (25 × 30.4 cm)
1982.2216.0005
Inscriptions printed in black ink on label affixed to image recto, BC: 5. Making a trial cut to check stylus penetration, \ with aid of the stroboscopic microscope.; printed in black ink on label affixed to image recto, BLC: 5
