Tables of the apparent places of the comet of 1661, whose return is expected in 1789. To which is added, a new method of using the reticule rhomboide / By Henry Englefield.

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Tables of the apparent places of the comet of 1661, whose return is expected in 1789. To which is added, a new method of using the reticule rhomboide / By Henry Englefield. Public Domain Mark. Source: Wellcome Collection.