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2319 Another Copy, calf gilt, with author's inscr. to Lord Gray, Is 6c? 



Chiefly of Reologieal and iiiineralojrical interest. 



2320 KOBEL (Jacob) Astrolabii Declaratio, ejusdeni Usiis mire jucundus, non modo Astrolof^is, 

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 GON in Astrologiam Judiciariam ; loith numerous woodcuts, 16nio. (pp. 65) seian (rare), 10s 6d 



Colonial, 1594 

 Containing at end a chapter on mathematical instruments and their use. 



2321 KOBOLD (Hermann, Kiel Sternwarte) Der Bau des Fixsternsystems, mit besonderer Beriick- 

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2322 KOHLBAUSCH (Friedrich) Introduction to Physical Measurements, with Appendixes 

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2323 KOLBE (Hermann) Short Text-Book of Inorganic Chemistry, trans, and edited by T. S. 

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2321 KONia (Josef, Miinster) Chemische Zusammensetzung der menschlichen Nahrungs- 

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 1189), cL, 8s Qd (p. M. 25.) Berlin, 1889 



2325 KdNIGSBEBGER (Leo) Vorlesungen iiber die Theorie der elliptischen Functionen, 

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2323 KOOL (J. A.), en P. J. SIEDEITBURa: De Transportkabel : Oxderzoek n'aar de 

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a report un the working of tlie Brighton ' Wire Tramway ', and on overliead cable transport in general. 



2.327 KOPP (Hermann) Geschichte der Chemie ; with 4 portraits, 4 vols. 8vo. sewn (very scarce), 

 £3. 3s Braunschweig, 1843-7 



' Distinguished by its comprehensiveness and thoroughness. He possesses in a remarkable degree the gift of syni- 

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2.328 KORN (Arthur, Univ. Munich) Elektrische Fernphotographie iind Ahnliches, 2. 

 A ullage ; ivith plate and 21 woodcuts, post 8vo, sewn, 2s Leipzig, 1907 



Tlie be.st account hitherto published of tclautography (telegraphic photography), including an historical account, and a 

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2329 KORTEWEQ- (D. J., Univ. Amsterdam) Algemeene Theorie der Ponderomotorische 

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Amsterdam, 1879 

 An elaboration of Ampere's ' Theorie matliematique des phenomenes electro-dynaraiques.* 



2330 KRAFFT (Friedrich, Univ. Heidelberg) Kurzes Lehrbuch der anorganischen Chemie ; 

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Leipzig, 1891 



2331 KRAKATOA, The Eruption of, and subsequent Phenomena: Report of the Royal Society's 

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2332 KRAMP (Christian; Univ. Strasbourg) Analyse des Refractions Asthoxomiques et 

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'Containing a more complete investigation on the subject than any which had hitherto appeared . , . hy a vigorous 

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23.33 KRUPP (Alfred; German steel magnate), and Andreas WILDBERGER: The Me:tallic 

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2.331 KUHFF (Henry, Catherine Hall) Elements of the Calculus of Finite Differences, with 

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2.335 KUHN (Carl, Miinchen) Handbuch der angewandten Elektrizitatslehre, mit besonderer 

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 (p_M. .54. sewn) Leipzig, 1866 



23.30 KUNCKEL [v. LOWENSTJERN] (Johann) Ars Vitraria Experimentalis', oder 

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 numerous other fine engraved plates, besides woodcuts, 4to. FINE COPY in contemporary vellum 

 {binding slightly damaged) ', RARE, £1. 10s Amsterdam una Dan'tzig, 1679 



First Edition of this classic work on the art of glassmaking, first containing the author's discovery of ruh^ glass, 

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2.337 KUNDT (August, Berlin) Vorlesungen iiber Experimentalphysik, herausgegeben [mit 

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