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JH letter on Gamma Virginis read at R.A.S. meeting. Niccolo Cacciatore appointed to new position at Palermo Observatory, where he plans to sell the Almanack. Many R.A.S. members experimenting with telescopic lenses.
Thanks WS for having accepted his medal from R.A.S. Finds that the [Thomas] Brisbane Catalogue contains insufficient right ascension information, complicating reduction observations. Observed Halley's Comet.
Reports conflicting observations of Gamma Virginis. Uses JH's method of measuring double star positions.
Presents JH with R.A.S. medal for Catalogue of Nebulae.
Plans study of Joseph Bianchi's New Sidereal Catalogue. Sends Bianchi excerpt describing double star of Gamma Virginis.