AUTOGRAPHS, LETTERS & MANUSCRIPTS AUCTION
De la International Autograph Auctions
Contacteaza case de licitatii
7.6.18
Urbanizacion El Real del Campanario. E-12, Bajo B 29688 Estepona (Malaga). SPAIN, Spania
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LOT 364:
MECHAIN PIERRE: (1744-1804) French Astronomer. A main figure in the early studies of comets. He participated in the ...
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Vandut pentru: €250
Preț de început:
€
230
Preț aproximativ :
€230 - €340
VAT: 17%
Doar pentru comision
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MECHAIN PIERRE: (1744-1804) French Astronomer. A main figure in the early studies of comets. He participated in the Anglo-French Survey to measure by trigonometry the precise distance between the Paris Observatory and the Royal Greenwich Observatory. A.L.S., Mchain, one page, small 4to, n.p., n.d., in French. A good letter with very precise explanations by Mchain reporting on marine watch, stating in part `Work of the marine watch - conclusions reached after comparisons done over several days at the National Observatory, work achieved with a pendulum adjusted with exactitudeÉ Further reporting on precise lags, clockwise, etc.. A scientific letter of interesting horology content. With blank integral leaf. Small overall age wear, otherwise VG £200-300
