Plot of pen deflection vs. [interference] fringe number. May be the result of an optical test, a measurement made with the coelostat, or something else. P0657 and P0658 are duplicates. n/a. Extent: 1 photograph. Condition of original material: Stable. Author(s)/Creator(s): English. Scribe(s...
Plot of pen deflection vs. [interference] fringe number. May be the result of an optical test, a measurement made with the coelostat, or something else. P0657 and P0658 are duplicates. n/a. Extent: 1 photograph. Condition of original material: Stable. Author(s)/Creator(s): English. Scribe(s...