h to remove dust. VII. Replace the dark slide in the holder ; then load other side of holder in same manner. VIII. Repeat the operation until all the plate holders have been filled, then close up the remaining plates in the box, wrap up securely and put them away in a dark drawer. The remaining… … FIG. I. Showing Focusing Shade Raised.
Kodak camera · Photography
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.