used but in good condition, case has some damage as pictured
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About Orrery. 2- Orreries are often used as educational tools to teach about the solar system and the laws of planetary motion, and they can also be appreciated as works of art and engineering. Finish : Antique Finish.
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Sold as is, untested.
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Each stone has been carefully chosen to represent its corresponding planet, then sized, polished and mounted on a silver pin. Saturn's rings are also included.
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A fine example of the classic Otis King Model K cylindrical slide rule calculator, made in England by Carbic Ltd. • Scale No. 423 (standard two-decade logarithmic scale) & 414. (Collectors note: later “Type C” production, W-prefix serial, standard 423 & 414 scale.).
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IM NOT AN EXPERT IN THIS SO CSN NOT SAY IF IS IN GOOD WORKING ORDER BUT WHEN LOOKING DOWN THE SCOPE AT AN OBJECT I CAN SEE IN FINE DETAILS BUT I CAN NOT SAY IF IT IS PERFECT.
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Publisher: Cambridge University Press ISBN 13: 9781108005456. Author: Baron John William Strutt Rayleigh ISBN 10: 1108005454. Used-like N : The book pretty much look like a new book. There will be no stains or markings on the book, the cover is clean and crisp, the book will look unread, the only marks there may be are slight bumping marks to the edges of the book where it may have been on a shelf previously.
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I've said it before, whoever says calculators aren't cool hasn't clapped their eyes on a Sinclair Programmable. So it's a sort of swansong to the original Sinclair, and even more desirable for it. I always go for the Enterprise edition of the Programmable family as I always thought it looks so cool.
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