"On Nebulous Stars, Properly So Called;" "On the Method of Determining, from the Real Probabilities of Life, the Values of Contingent Reversions in Which Three Lives are Involved in the Survivorship. By Mr. William Morgan, F. R. S.;" "A Second Paper on Hygrometry." (Philosophical Transactions of the Royal Society of London, Vol. LXXXI (81) for the Year 1791 Part I & Part II, pp. 71-88, 246-277, 389-421).

London: Royal Society of London, 1791. Quarter Leather. First Edition. iii-vi, [1], [1]-127, [1]-26, [iii]-iv, [129]-438, [1] pp. 4to. Library binding, tan leather spine with gold embossed titling, scuffing and tears where call numbers have been removed. Interiors clean, ex-library stamp on title page, and occurring sporadically within. Numerous folding plates that illustrate articles. Pages were trimmed slightly when rebound. Very Good.
Herschel's early report on nebulous stars.

Third actuarial paper by Morgan, following on his papers published in Philosophical Transactions Volume LXXVII & LXXIX. Also, Deluc's follow-up paper on hygrometry to supplement his original paper published in Philosophical Transactions Volume LXIII in 1774.

This complete volume of papers by numerous authors on a variety of subjects including medicine, natural history, physics, mathematics and archaeology, illustrated with numerous plates.

[Book #26556]

Price: $375.00