H.M. Egbert - The Sea Demons - John Long, 1924, First Edition.

London, John Long, 1924. First edition, first impression. Hardback. A very good copy. An uncommon book. Pseudonym of Victor Rousseau Emanuel. "An invasion of mankind by underwater creatures... regarded as the most difficult [of Emanuel's books] to find, an opinion with which I concur." [Locke, Spectrum]. No jacket. 32pp ads, dated Winter 1924. A little toned to the spine, and some gentle bumping. [11286, Hyraxia Books].