Six men posing with the hoisting device used for removing the 100-inch mirror from its cell to be lowered onto the mirror, Mount Wilson Observatory. Left to right: Beebe, Dalton, Glenn, Moore, Nelson, and Pease. Mr. Glenn and Mr. nelson are wearing coveralls; the other men are wearing suits. Image courtesy of the Observatories of the Carnegie Institution for Science Collection at the Huntington Library, San Marino, California.
Hoisting machinery Mirrors Astronomical instruments Optical instruments Scientists Machinists Coveralls Suits (Clothing) Hats Workshops Interiors Mr. Beebe Mr. Dalton Mr. Glenn Mr. Moore Mr. Nelson Pease, F. G. (Francis Gladheim), b. 1881 Group portraits. (gmgpc) Portrait Photographs. (aat) Photographic prints. (gmgpc)
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