THE PRODUCTION OF ELLIPTIC INTERFERENCES IN RELATION TO INTERFEROMETRY (3 Parts, 1911, 1912, 1914)

vi+77; vi+79(sic)--168; vi+169-273, 118 text figs, bound-in fr.wrapper of Part 2, red-sprinkled edges, top edge dusty; East London College's heraldic plate fr.pastedown, Queen Mary College accession label fr.free endpaper, former's sm.impressed stamp + sm.number stamp to first t.p., faint number stamp only to subsequent t.p.s, former's heraldic plate and blank accession label pasted inverted to rear pastedown and end paper respectively. All these markings early. Otherwise internally clean, tight & unmarked, though gutter is opening between Part 2 & 3. Dark blue gilt-lettered covers, w.gilt logo to fr., quite clean but sp.ends fraying outside texblock, back lower outer corner bumped and frayed, fr.outer corner rubbed, top back corner also but only slightly, lib.no.label bottom sp. This remains an excellent working/reference copy. Original editions apparently scarce, especially outside U.S., though recently reissued in paperback format. Issued as Carnegie Institution of Washington Publication No.149, Parts 1-3.…