LXXXV 



p. 528. 4to. London 1886. - J. R. M. S. vol. VI, ser 2, p. 864. 8vo. London 

 1886. 

 Nelson E. M., — Interpretation of the six spectra ot' Pleurosigma angulatum. Engl. 

 mechan. XLIII, p. 337, 396. 4to. London 1886. - ,T. R. M. S. vol. VI, ser. 

 2, p. 694, 8vo. London 1886. 



- Tests for modern objectives. The microscope vol. VIII, p. 381. 8vo. Detroit 



1888. 



- On the formation of Diatom Structure. J. Q. M. C. vol. III, ser. 2. p. 201, 308, 



2 plates. 8vo. London 1889. 



- On the interpretation of a photomicrographic phenomenon by the Abbc Dif- 



fraction Theory. (Pleurosigma angulatum). .1. Q. M. C. vol. III, ser. 2, N. 

 22, p. 273. 8vo. London 1888. 



- Curious interference phenomena with Amphipleura pellucida. J. R. M. S. pl. 



II, p. 302. 8vo. London 1888. 



- Amphipleura pellucida. Engl. mechan. XLIII, p. 151. 4to. London 1888. 



- On-the large axial cone and its bearing on the diffraction Theory. J. Q. M. C. 



vol. IV, ser. 2, N- 25, p. 9. 8vo. London 1889. 



- Diatom structure. 1 Photo-plate. Trans. Middlesex Nat. Hist. Soc. 8vo. London 



1889. 



- On a method of detecting certain spurious diffraction images, and on the 



new half inch apochromatic obiect glass of Zeiss. 1 Fig. J. Q. M. C. vol. 

 IV, ser. 2, n. 26. p. 55. 8vo. London 1890. 



- Semi-apochromatic ob.jectives. J. R. M. S. 1890, p. 92. 8vo. Londor. 1890. 

 Nelson E. M. and Karop G. C. - On the riner structure of certains Diatoms. J. Q. 



M. C. vol. II, ser. 2, p. 269. 1 plate; pt. II. ibid. vol. III, ser. 2, p. 41. 1 



plate. 8vo. London 1886-87. - .1. R. M. S. vol. VI, ser. 2, p. 661. 8vo Lon- 



don 1886. 

 Neue Schriften der Naturforsch. Gesellschaft zu Halle. - Halle 1853 et seq. 

 Neuhauss R. - Die Mikrophotographie auf der photographischen Jubilaum's Austel- 



lung zu Berlin im Jahre 1889. Zeitschr. f. wiss. Mikrosk. Bd. VI, Heft III, p. 



273. 8vo. Braunschweig 1889. 

 Neupauer Janos-tol. - Az Asatag Diatomaceak (Oszlokafe.lek) Rhyolith csiszpalaban 



s Egyeb Kbzetekben. 4 Tablan. Kiadja a Magyar Tudomanyos Akad. Math. 



es Termeszett. allands bizottsaga. Kotet V, II Fuzet p. 183. 8vo Pest 



1867. 



Newberhy John S. - Reports on tlie Geology, Botany and Zoology of Northern 

 California and Oregon. 4to. Washington D. C. 1857. 



- The ancient Lakes of North America, their deposits and draiuage. Amer. 



Naturalist vol. IV, p. 641. 8vo. Salem 1871. 

 Newcomer F. S. - Bleaching Diatoms. Breaking down Barbados Earth. The micro- 

 scope vol. VI. 8vo. Detroit 1885. 



- Cleaning and arranging Diatoms. Proc. Amer. Soc. Mie. 9th. Ann. mcet. p 



128-130. 1886. - J. R. M. S. p. 844. 8vo. London 1887. 

 Newman William M. - A new deposit of infusorial Earth at Popes Creek, Mary- 

 land. Chemical analysis by Mr. P. de P. Rieketts of New York. Miner. Res. 

 U. S. Calendar Year 1887. Dep. of Int. Geol. Surv. p. 554. 8vo. Washin^ton 

 1888. 



