GEHRCKE, EAntiquariat.de
Ussher, HMareMagnum
An Account of a new Method of Illuminating the Wires, and Regulating the Position of the Transit Instrument
pp13-26 + 5 plates VG/pb Original extract from the Transactions of the Royal Irish Academy, marbled wrappers with title and author on a label in front, plates III-V are loose otherwise in VG conditions overall. Work by the Rev. Henry Ussher on the improvements made on the transit instrument of the Irish Academy observatory in Dublin, complete with its 5 beautiful large folded plates.
Science Books · London, GB40,00 €
