Sotheby's (London)

(27 cm), 80 (8) pp., illustrations (some in colour). 379 lots. List of prices realised loosely inserted. Publisher’s printed wrappers. - The library of the electro-technician Købmand Søren Madsen (1896-1985), founder of a factory for production of incandescent light bulbs (later renamed Danlamp), President of Selskabet for Danmarks Tekniske Museum. “Søren Madsen’s bookplate, illustrated on the lower cover, appears in a few of his books only” (catalogue foreword). ¶ Annotated copy, partly priced.