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§ 256]
Life at Slough
329
presence either of the moon or of artificiar light. It is not therefore surprising that Caroline Herschel's journals, contain a good many expressions of anxiety for her brother's
Fig. 82.—Herschel's forty-foot telescope.
welfare on these occasions, and it is perhaps rather a matter of wonder that so few serious accidents occurred.
In addition to doing his real work Herschel had to
